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Clips January 20, 2004



Clips January 20, 2004

ARTICLES

Rural Broadband Program Escapes Axe
Northwest Gave U.S. Data on Passengers
Microsoft takes on teen over domain name
Job losses slow in Silicon Valley, report says
Sears plans to outsource part of IT infrastructure
FBI gets new acting CIO from Justice
Tiny Louisiana towns still get by without telephone service
Going Upstream to Fight Spam 
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Washington Post
Rural Broadband Program Escapes Axe
Monday, January 19, 2004; 12:00 AM

A program created to speed the rollout of high-speed Internet services to the most remote reaches of the United States will survive for another year after nearly being cut in half by Congress.

In the rush to pass a 2004 budget, congressional appropriators followed the Bush administration's advice to provide approximately $350 million in rural broadband loans in 2004, half the $700 million that was previously authorized for the Rural Utilities Service (RUS) program. Most of the funding was restored only after a group of technology companies and more than 60 lawmakers protested the reduction.

Included as part of a $190 billion farm bill passed two years ago, the RUS program allows the Agriculture Department to award up to $700 million a year in loans for companies that provide broadband service to rural areas. It awarded $63 million in loans and fielded $1 billion in loan applications during 2003. The program calls for up to $700 million to be distributed annually through 2005, and up to $350 million in 2006 and 2007.

According to a Federal Communications Commission report issued last month, rural areas lag far behind their urban counterparts in getting high-speed Internet connections. There were broadband subscribers in 99 percent of the most densely populated zip codes as of 2003, but only in 69 percent of the most thinly populated areas.

The lag is due in part to the fact that companies providing Internet access to far-flung communities spend higher amounts of money to build their networks, and the return on that investment is less than that achieved by providers serving urban communities with potentially larger numbers of subscribers. The RUS loans are geared toward smaller companies -- including many that use wireless technology to serve rural customers. Companies serving more than 2 percent of the telephone lines in the United States are ineligible for the loans.

When Congress first moved to cut the RUS program, Rep. Rick Boucher (D-Va.) wrote to appropriators urging the program to be restored.

"The fact that the administration would propose those cuts is a sign that economic development and community advancement domestically [have] now taken a back seat to other priorities," said Boucher, who represents the extreme southwestern portion of Virginia, a mostly rural district.

Private companies that manufacture equipment for broadband providers, including 3Com, Cisco Systems and Nortel Networks, also weighed in, saying the lower funding level for RUS would stunt the rural broadband rollout rate.

Congress ultimately moved the 2004 funding level up to $602 million after two senators representing rural northern states -- Sens. Conrad Burns (R-Mont.) and Byron Dorgan (D-N.D.) -- pushed for the increase.

An aide on the House Appropriations Committee said the original move to cut the program was tied to the Agriculture Department's problems with doling out the loans.

"All of our members are on board," the aide said. "They like the program, they think it's a good program, but right now USDA is having a hard time rolling out the current [loans]."

When the Appropriations Committee set the funding levels, the department had handed out a tiny fraction of the more than $1 billion in loans that they were cleared to offer, the aide said.

Claiborn Crain, an Agriculture Department official, said that the administration wants "to make sure the loans we make are good loans."

"You've got to do the due diligence," he said. "A lot of the companies coming in are new borrowers or start up companies. ... We want to get some of these loans out and see how they work and get our next step down the road, but you've got to walk before you can run."

The RUS program's close call in 2004 is a lesson to businesses to keep a vigilant eye on lawmakers anxious to cut any programs that are not securely nailed down, said Stan Fendley, director of legislative and regulatory policy for Corning, a major producer of the fiber-optic cable used for broadband connections. "These are tight budgetary times and people are looking to reduce outlays everywhere they can."

-- David McGuire, washingtonpost.com Staff Writer
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Washington Post
Northwest Gave U.S. Data on Passengers
Airline Had Denied Sharing Information For Security Effort

By Sara Kehaulani Goo
Washington Post Staff Writer
Sunday, January 18, 2004; Page A01


Northwest Airlines provided information on millions of passengers for a secret U.S. government air-security project soon after the Sept. 11, 2001, terrorist attacks, raising more concerns among some privacy advocates about the airlines' use of confidential customer data.

The nation's fourth-largest airline asserted in September that it "did not provide that type of information to anyone." But Northwest acknowledged Friday that by that time, it had already turned over three months of reservation data to the National Aeronautics and Space Administration's Ames Research Center. Northwest is the second carrier to have been identified as secretly passing travelers' records to the government.

The airline industry has said publicly that it would not cooperate in developing a government passenger-screening program because of concerns that the project would infringe on customer privacy. But the participation of two airlines in separate programs demonstrates the industry's clandestine role in government security initiatives.

In September, JetBlue Airways said that it turned over passenger records to a defense contractor and apologized to its customers for doing so.

Northwest said in a statement Friday that it participated in the NASA program after the terrorist attacks to assist the government's search for technology to improve aviation security. "Northwest Airlines had a duty and an obligation to cooperate with the federal government for national security reasons," the airline said.

The carrier declined to say how many passengers' records were shared with NASA from the period offered, October to December 2001. More than 10.9 million passengers traveled on Northwest flights during that time, according to the Transportation Department.

NASA documents show that NASA kept Northwest's passenger name records until September 2003. Such records typically include credit card numbers, addresses and telephone numbers.

NASA said it used the information to investigate whether "data mining" of the records could improve assessments of threats posed by passengers, according to the agency's written responses to questions. At the time the agency also was exploring other possible projects aimed at improving air security, it said. NASA said no other airlines were involved in the project and that it did not share its data with other parties. The agency said it did not pay for the data.

Northwest said it did not inform any passengers that it shared data with NASA. It also said it did not believe that the data sharing violated its privacy policy.

"Our privacy policy commits Northwest not to sell passenger information to third parties for marketing purposes," the company said in its statement Friday . "This situation was entirely different, as we were providing the data to a government agency to conduct scientific research related to aviation security and we were confident that the privacy of passenger information would be maintained."

The carrier tells passengers visiting its Web site that "when you reserve or purchase travel services through Northwest Airlines nwa.com Reservations, we provide only the relevant information required by the car rental agency, hotel, or other involved third party to ensure the successful fulfillment of your travel arrangements."

The disclosure of Northwest's participation in the NASA project comes just four months after JetBlue's admission of involvement in a secret security project conducted by the Defense Department. JetBlue conceded that it violated its privacy policy when it turned over records on 1.1 million passengers. JetBlue is being sued by passengers in class-action lawsuits.

The Northwest and NASA documents were released in response to a Freedom of Information Act request filed by the Electronic Privacy Information Center, a nonprofit organization that advocates privacy rights and open government. The organization, which provided the documents to The Washington Post, said it plans to take legal action this week in an effort to force the government to disclose more information about NASA's secret security project and to investigate Northwest's actions.

"We strongly believe aviation security programs should be developed publicly," said David L. Sobel, general counsel for the group. "While the airline in this case might have thought the action appropriate, the public at large sees it as a serious violation of personal privacy."

Northwest's sharing of information with the government could have implications in the European Union, where officials have balked at providing passenger data to the U.S. Transportation Security Administration as part of that agency's computer passenger-screening program, known as CAPPS II. The EU has said that turning over passenger records to the TSA would violate its privacy laws.

NASA officials did not seem concerned about potential privacy violations until last fall, when JetBlue's cooperation with the Pentagon was disclosed.

In an e-mail written on Sept. 23, 2003, to Northwest's security manager, a NASA official indicated that he wanted to return the airlines' passenger data, which was stored on compact discs.

"As you probably have heard by now, our 'data mining for aviation security' project did not receive any FY2003 funds. My interpretation is that NASA management decided that they did not want to continue working with passenger data in order to avoid creating the appearance that we were violating people's privacy," NASA engineer Mark Schwabacher wrote to Northwest Airlines security manager Jay Dombrowski. "You may have heard about the problems that JetBlue is now having after providing passenger data for a project similar to ours."

In its written responses, NASA said it terminated the program in late 2002 because data mining was not a "viable line of investigation."

The e-mail to Northwest included a link to a news report about the JetBlue matter.

On the same day as the NASA e-mail, news media quoted Northwest officials responding to the JetBlue incident. "We do not provide that type of information to anyone," Northwest spokesman Kurt Ebenhoch was quoted as saying in the New York Times on Sept. 23.

An article in the following day's St. Paul (Minn.) Pioneer Press said: "Northwest Airlines will not share customer information, as JetBlue Airways has, Northwest chief executive Richard Anderson said Tuesday in brief remarks after addressing the St. Paul Rotary."

The Electronic Privacy Information Center said it originally filed a Freedom of Information Act request in 2002 with the TSA as part of an effort to obtain details of CAPPS II development. The TSA responded to the request by providing NASA documents that indicated NASA was involved with the "data mining" system with Northwest Airlines. The CAPPS II system, scheduled to be introduced this summer, seeks to identify all U.S. passengers using commercial databases and then rate the security risk posed by each passenger.

The Electronic Privacy Information Center and other privacy advocates have argued for years that CAPPS II is being developed under strict secrecy and they believe that plans disclosed so far violate personal privacy.

The organization said it plans to file a complaint about the Northwest incident this week with the Transportation Department, which oversees the airline industry's compliance with rules guarding private consumer information.

The group said it also plans to sue NASA in U.S. District Court in San Jose this week, because, the organization said, the space agency did not disclose enough information in its response to the FOIA request.

The group seeks to know more about the NASA program, including whether the agency shared the information with other parties and whether any other airlines were involved.

"There doesn't seem to be a classic space exploration endeavor here," said Barry Steinhardt, director of the American Civil Liberties Union's technology and liberty program.

The TSA has said it is developing CAPPS II to better identify people who might be terrorists. But the program will also be used by law enforcement officials to identify and question people suspected of violent crimes.

Steinhardt said the Northwest and JetBlue incidents provide people with another reason to be wary about CAPPS II. "What this makes plain is that we cannot believe the assurances we've received that this passenger data will only be used for limited purposes," he said. "Inevitably, it will leak out for other uses."

Researcher Margaret Smith contributed to this report.
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USA Today
Microsoft takes on teen over domain name
Posted 1/19/2004 5:32 PM

VANCOUVER, British Columbia (AP)  Mike Rowe thinks it's funny that his catchy name for a Web site design company sounds a lot like Microsoft.
The software giant, however, is not amused.

"Since my name is Mike Rowe, I thought it would be funny to add 'soft' to the end of it," said Rowe, a 17-year-old computer user and Grade 12 student in Victoria, British Columbia.

Microsoft and its attorneys have demanded that he give up his domain name, the Vancouver Province newspaper reported Sunday.

Rowe registered the name in August. In November, he received a letter from Microsoft's Canadian lawyers, Smart & Biggar, informing him he was committing copyright infringement.

He was advised to transfer the name to the Redmond, Wash.-based corporation.

"I didn't think they would get all their high-priced lawyers to come after me," Rowe said.

He wrote back asking to be compensated for giving up his name. Microsoft's lawyers offered him $10 in U.S. funds. Then he asked for $10,000.

On Thursday, he received a 25-page letter accusing him of trying to force Microsoft into giving him a large settlement.

"I never even thought of getting anything out of them," he said, adding that he only asked for the $10,000 because he was "sort of mad at them for only offering 10 bucks."

He said family and friends are backing him and a lawyer has offered to advise him for free.

He's also keeping his sense of humor.

"It's not their name. It's my name. I just think it's kind of funny that they'd go after a 17-year-old," Rowe said.

Company spokesman Jim Desler said Sunday, "Microsoft has been in communication with Mr. Rowe in a good faith effort to reach a mutually agreeable resolution. And we remain hopeful we can resolve this issue to everyone's satisfaction."
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CNET News.com
Job losses slow in Silicon Valley, report says
Last modified: January 19, 2004, 10:05 AM PST
By Laurie J. Flynn
The New York Times

Silicon Valley is apparently still losing jobs, but more slowly than in recent years, according to the latest annual report from Joint Venture Silicon Valley, a nonprofit organization. And if and when job growth returns, the biomedical industry may play a bigger role than in the past, the report released Monday indicates.

According to the most recent federal data available, Silicon Valley lost jobs from the second quarter of 2002 through the second quarter of 2003 at only half the rate--5 percent--of the year-earlier period.

Since mid-2003, anecdotal evidence suggests that the rate of loss has continued to slow, giving Silicon Valley's economic leaders reason to hope that the rebound in spending for technology that is becoming evident may soon translate to renewed job growth.

"The trend has continued; we see a continued slowing of job loss,'' said Doug Henton, the president of Collaborative Economics, a research company in Mountain View, Calif., that conducted the study.

Notably, Silicon Valley biomedical companies, which include many of the nation's biotechnology leaders, lost the fewest jobs. And the survey showed that for the first time, venture capital investment in biotechnology in Silicon Valley equaled investment in software companies.

"We are now seeing the early signs of yet another Silicon Valley reinvention," according to the report, which is called "The 2004 Index of Silicon Valley."

Henton said the challenge for Silicon Valley was to provide the training and education necessary to ensure that workers were prepared for the new jobs.

Through last year's second quarter, Silicon Valley had lost approximately 202,000 jobs from the peak of employment in the second quarter 2001, when the region's work force was 1.38 million.

For the third year in a row, average pay declined in Silicon Valley, but by a smaller margin than the previous year. In the 2003 period, average pay in the area declined 1.5 percent, to $62,400. That is in contrast to a 6 percent decline the year before, after accounting for inflation. The area's average pay peak was $81,700 in 2000.

Even with the declines, average pay in Silicon Valley is 60 percent higher than the average for the rest of country, which is $37,300. The valley's cost of living, though, is 47 percent higher than the national average.
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Computerworld
Sears plans to outsource part of IT infrastructure

Other major initiatives focus on point-of-sale systems and merchandising applications

Story by Carol Sliwa

JANUARY 16, 2004 ( COMPUTERWORLD ) - NEW YORK -- Sears, Roebuck and Co. in March plans to strike a deal to outsource a substantial portion of the technical infrastructure that its IT department currently maintains.
The outsourcing decision is one of several key IT deals that the retailer plans to finalize early this year to help reduce costs, improve margins and drive up sales, CIO Gary Kelly disclosed at the National Retail Federation conference here earlier this week.

Outsourcing a significant portion of the technical infrastructure - a decision that Kelly acknowledged is "huge" - will have an impact not only on technology but also on the Sears IT personnel who support it. Kelly said about 270 of the company's 1,160 IT staffers currently manage the systems that the company plans to outsource.

"We don't know how many of them will remain with Sears, how many will work with the new company. That's yet to be determined," he said. "Usually, the company that acquires the contract to own and operate the infrastructure hires some portion of the people that do the work for the customer."

That's what happened at Target Corp., for instance, when it signed a major outsourcing deal with IBM Global Services five years ago.

Kelly, who has been CIO at Sears since October 2002, said the company spent much of the past year assessing its IT infrastructure and saw two options to address the weaknesses it found: "remediate it internally or have it outsourced." Sears chose the latter for its desktops, server farms, routers, voice and data network, decision-support technology and systems that support Sears.com, he said.

"There's no competitive advantage to having a better e-mail system and a different type of voice or data network," Kelly said. "It's fundamentally a commodity that can be provided better as a service."

However, Sears won't outsource its in-store retail systems or the wireless application and other technologies that support its product-repair service business. Kelly said the company wants to invest more time in creating systems that will differentiate Sears from its competitors.

Kelly said Sears is evaluating service providers for the outsourcing contract and plans to make its decision by early March. The five being considered are IBM Global Services, Hewlett-Packard Co., Electronic Data Systems Corp., Computer Sciences Corp. and Affiliated Computer Services Inc.

Sears will continue to have project managers, architects, developers, business analysts and testers to support applications, operations and systems, Kelly said. It will also provide direction on the technologies being outsourced.

A survey conducted by the NRF Foundation and BearingPoint Inc., which was released at the NRF conference, found that 26% of the 57 retail executives polled plan to make outsourcing/offshoring a strategic initiative this year. The top three functional areas they said they would outsource are application development, integration projects and application hosting. Most said they would do so to cut costs and to increase the focus on core competencies, efficiency and performance.

"In many cases, in data center and IT operations, the infrastructure itself has to be significantly upgraded before it can be outsourced and turned over," said Scott Hardy, a vice president in BearingPoint's retail division. He said CIOs assess what they're good at and then typically adopt a hybrid model, choosing to keep some functions in-house, some offshore and others "nearshore" in North America.

Sears is keeping control over its in-store systems because it plans to have a "new generation of selling applications" that give customers a standard way to make purchases, regardless of channel, Kelly said.

Kelly said that within 30 days, Sears will select a point-of-sale application and an operating system that will run on the 35,000-plus IBM hardware devices it started rolling out last year. Sears is also taking bids from third parties to help with integration.

Sears' DOS-based POS systems, which were built to its specifications, will be replaced by a POS application running on either Windows XP Embedded or Linux, said Kelly. "The issue is going to turn on total cost of ownership," he said.

In addition to beefing up its enterprise selling systems, Sears will undertake a third major initiative that will focus on a new integrated tool for merchandise, assortment and demand planning. Sears plans to choose the vendor within 30 days, Kelly said.

None of Sears' upcoming IT initiatives involve its affiliate Lands' End Inc., which continues to have its own IT operations. But Sears plans to retool its systems so that Lands' End customers will be able to return merchandise at Sears stores, Kelly said. He said he's not certain about the completion date for that project.

See more coverage of this issue in our Outsourcing Center.
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Government Computer News
FBI gets new acting CIO from Justice
By Wilson P. Dizard III
01/16/04

FBI director Robert S. Mueller III has appointed Zalmai Azmi as the bureau?s acting CIO. Azmi succeeds Wilson Lowery, the bureau?s executive assistant director for administration, who had been acting CIO until Mueller announced Azmi?s appointment Dec. 30. Azmi formerly was CIO of the Executive Office for U.S. Attorneys in the Justice Department, a bureau spokesman confirmed.

Mueller also appointed Stephen Schmidt, former chief of the FBI Cyberdivision?s special technologies and applications section, as the bureau?s acting chief technology officer. Schmidt succeeds Justin Lindsey, who moved to Justice as chief technology officer.

Azmi ?will be responsible for the FBI?s overall information technology efforts, including developing IT strategy and planning operating budgets,? a spokesman said. His other responsibilities include developing and maintaining the FBI?s technology assets and providing technical direction for re-engineering, the memo said.

At Justice, Azmi was responsible for telecommunications as well as information systems and security for U.S. attorney offices at more than 250 sites.

During his three years at Justice, Azmi led development of several IT projects including the Victim Notification System and the National Legal Information On-Line System, which acts in concert with the department?s Enterprise Case Management System.

Sources inside and outside the bureau noted that Mueller himself has been a U.S. attorney and likely knew Azmi well during his tenure at Justice. In addition, both Mueller and Azmi are Marine Corps veterans, though Azmi served from 1984 to 1990, long after Mueller?s Vietnam-era hitch.

?It is good news not to have these chairs empty,? a bureau IT official said, adding that Azmi has not yet announced any sweeping changes.

One of Azmi?s early actions was to approve the start of the so-called Build Four of the department?s Trilogy system for managing bureau data. Trilogy comprises five builds; Build Four involves deploying additional servers, routers and other hardware, the bureau official said.
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USA Today
Tiny Louisiana towns still get by without telephone service
Posted 1/19/2004 8:17 PM

BATON ROUGE (AP)  Judy Ballard says her husband might have lived if there'd been a phone closer to her house.

She lives in one of two Louisiana communities so tiny and remote that they don't have phone service.

Ballard lives in Shaw, in a corner of Concordia Parish between the Mississippi and Red rivers. The other community, called Mink, is on the edge of the Kisatchie National Forest in the rural southwest corner of Natchitoches Parish.

In Mink and Shaw, even cellular phone service is spotty at best. Ballard estimates that only a dozen or so homes are occupied full-time in Shaw, a ramshackle cluster of camps and mobile homes near two wildlife management areas. The hunters and fishermen who own the 70 or so camps in the area would like phone service too, she said.

Public Service Commissioner Foster Campbell will host a meeting of phone companies Tuesday  large, small and cellular  to try to find a way to supply service of some sort to Mink and Shaw.

He says he's confident the summit will prod the phone companies into doing something. "Nobody's put the heat on them before. I'll lay even odds that they'll have phones by the end of the year," he said.

Campbell, of Elm Grove, began representing 24 parishes in the northern third of the state a year ago. He first heard about the problem at a community meeting he held in Natchitoches Parish.

"All 15 families from Mink came," Campbell said.

"I never knew there was anybody in Louisiana without a phone," he said. "It's ridiculous. It's dangerous."

Places like Shaw and Mink have no phones because it's prohibitively expensive for phone companies to run lines to them, said Kevin McCotter, a Shreveport-based regional director for BellSouth.

Everywhere else was closer to existing phone lines and had a higher concentration of potential customers, McCotter said.

PSC rules let phone companies charge customers in the most remote areas for the cost of running the phone lines, he said. "Those costs would be overwhelming for a small group of residents," McCotter said.

"Some type of plan will emerge from the meeting," he said.

Both communities are miles from any cellular tower, so cell connections are iffy. Some residents use large "bag" phones from the early days of cellular service, because they generate more power and pick up signals better than today's tiny models.

"I bought one after my husband died," Ballard said.

Her husband was 46 when he died in 1998. He'd had open-heart surgery 2½ years earlier. They lived in the little house where she grew up, deep in the woody riverbottoms.

When he had a heart attack it took an ambulance 90 minutes to arrive. Getting a neighbor to drive to a phone took most of that time, she said.

"If I had a real phone, it would have helped," she said.

The wildlife management areas near Shaw draw thousands of people every year for the hunting and fishing. In the evening, as hunters come in from the woods, four-wheelers and pickups crowd the gravel road atop the levee which runs through the community, hoping to find a cell phone connection.

"You have to run up and down the levee to find a good spot," Ballard said.

The visitors need to be able to call for help in case of an accident, Ballard said.

If something happens, "You're stiff before they get back in here to get you," said Buddy DeBlieux, a 62-year-old who retired to his camp in Shaw.

Just south of Shaw, Grady Weeks co-owns Blackhawk Farms, a lodge for well-heeled hunters. His high-powered clients need phone connections, so Weeks installed a microwave relay system linking the lodge to a phone line 15 miles away.

Some of the hunters who need to use a phone pop up at Weeks' Blackhawk lodge because they know it has some sort of communication connection.

The multithousand-dollar microwave system works well, except in bad weather or when radio signals from towboats on the nearby Mississippi River interfere, Weeks said.

Julian Ray moved back to the family farm in Mink. He sells fire protection equipment and would like to run his business from home. Without phone service and Internet access, he can't.

He spends much of his time in motel rooms  sometimes as close as Natchitoches  that offer him communication access.

If he can't get his home hooked to the 21st century, Ray believes he'll have to pull up his roots and find another home, closer to the modern world.
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Wired News
Going Upstream to Fight Spam 
By Mark Baard
02:00 AM Jan. 20, 2004 PT

CAMBRIDGE, Massachusetts -- Filters and the Can-Spam Act may hold some unwanted e-mail at bay, but neither approach will bring the pandemic under control, according to a leading spam expert.

Eric Raymond, president of the Open Source Initiative, said a technology that recognizes legitimate senders may prove more efficient at curtailing spam than existing filters, which only work on messages that have been downloaded to servers and PCs.

Raymond, an open-source and antispam activist, spoke last week at the Spam Conference at MIT, a gathering of 500 developers, lawyers and researchers from major universities and technology giants like IBM and Microsoft.

Many of the conference participants agreed that the recently enacted federal Can-Spam Act of 2003, which supercedes more than 30 state laws, has done nothing to reduce the amount of spam on the Internet. Spammers are already flouting the new law, which took effect Jan. 1, 2004, said lawyers speaking at the conference. New and improved antispam technologies, the lawyers said, will be necessary to help counter the proliferation of spam.

Raymond is promoting an antispam technology called SPF (sender permitted from), an open-standard SMTP (simple mail transfer protocol) extension that stops spam before ISPs have to download messages by rejecting those e-mails coming from forged addresses. Under SPF, e-mail users enter their valid domains and IP addresses into the SPF registry. More than 4,000 domains have published their SPF records, including AOL, said Raymond. The registry will also be supported by an upcoming version of SpamAssasin and other antispam applications.

SPF is one of the methods that developers presented at the conference for creating so-called "whitelists," lists of approved e-mail senders that enable e-mail recipients to welcome messages from those who are on the list while flagging or rejecting others.

Whitelists like SPF will complement other technologies, such as domain blacklists that block out specific senders, by forcing spammers to use their own domains, said Raymond.

"We need more approaches like SPF that attack the problem further upstream, by forcing spammers into the open," he said.

The new technologies should also lighten the workload carried by Bayesian spam filters, which scan the contents of messages for tip-offs that they are spam -- deliberately misspelled words such as "V1AGRA," for example, or randomly generated sender names such as "Sondra Gaines" or "Herndon Georgia."

Bayesian filters are a popular method for keeping spam out of inboxes. They are included in some e-mail applications (such as Apple's Mail and Mozilla Mail), but more often appear as an add-on tool that users can download from the Internet.

Bayesian filters have become victims of their own success, however.

Spammers are pumping out more e-mail than ever in an attempt to squeak past the Bayesian filters. They are breaking apart words, pasting encyclopedia entries into their messages and using other techniques to pass their content off as legitimate.

And while the increased traffic is making spamming more expensive for the spammers, the cost of downloading unwanted e-mail is hurting Internet service providers like AOL and MSN, too.

Some at the conference also expressed doubts about claims of "99.9 percent accuracy" made by developers of the Bayesian filters. These critics noted the risk of false positives -- when the filters wrongly identify benign messages as spam.

"I imagine the e-mail that those developers receive is much more homogeneous than what you or I receive," said Terry Sullivan, who studies the behavior of information users and is a member of the Anti-Spam Research Group.

That homogeneity, a result of small circles of developers using a limited lexicon to communicate through e-mail, may make it easier for Bayesian filters to determine whether particular messages are spam. Ordinary users with a more diverse contact list, however, may find that their filters more frequently mislabel incoming messages.

But tools that can analyze the behaviors of e-mailers, rather than the content of their messages, may prove more reliable.

Shlomo Hershkop, a Ph.D. student at Columbia University, is working on a behavior-based "e-mail mining toolkit" to detect spam.

The behavior-based filter would consider a sender as a friend if he or she has already exchanged e-mails with the intended recipient, for example. But a sender who e-mails several identical (or nearly identical) messages in a day might be considered a spammer.

While spammers are constantly changing the content of their messages to beat Bayesian filters, they may have a harder time evading Hershkop's behavior-based toolkit.

Whether the technology will actually work remains to be seen, but Hershkop sees an added benefit of trying.

"It's cheaper to catch someone who violates behavior rules set by the user rather than going through the content and learning new (words)," he said.
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