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Cryptography
We have thousands of posts on a wide variety of open source and security topics, conveniently organized for searching or just browsing.



Counterpane Crypto-Gram  16 July 2000 
Source: Bruce Schneier - Posted by Dave Wreski   
This month Bruce Schneier comments on CIA, Counterpane cracker insurance, (in)security in QuickBooks, current security news, and more. Always a good read.
 
SSH Tutorial  14 July 2000 
Source: MandrakeUser - Posted by Benjamin D. Thomas   
Enter SSH (Secure SHell). By using SSH, you encrypt the traffic and you can make 'man-in-the-middle' attacks almost impossible. It also protects you from DNS and IP spoofing. As a bonus, it offers the possibility to compress the traffic and thus . . .
 
Software makers to work on e-signature security  12 July 2000 
Source: Cnet.com - Posted by Chris Pallack   
TORONTO--A developer of wireless banking software is partnering with a security software maker to create what they say is a way people can avoid the bank manager's office when they sign mortgages or buy insurance.
 
OpenSSH's Cinderella story  11 July 2000 
Source: ZDNet - Posted by Benjamin D. Thomas   
Once upon a time, a Finnish programmer named Tatu Ylönen developed a networking protocol and attendant software called SSH, short for Secure SHell. Not having spoken to Mr. Ylönen, I know nothing about his precise motivations at the time, but the . . .
 
Making an Unbreakable Code  10 July 2000 
Source: pscu.com - Posted by Benjamin D. Thomas   
Because information is sent over the Internet (which is an open network), valuable data can be easily intercepted and exploited. Obviously, there could be disastrous consequences for individuals and businesses if this information fell into the wrong hands.. . .
 
Crypto Users Can't See FBI.gov  08 July 2000 
Source: Wired [hackernews] - Posted by Dave Wreski   
Is the FBI blocking privacy-equipped browsers from its website? The question goes unanswered a week after users of a commercial privacy service found themselves unable to access the Federal Bureau of Investigation's fbi.gov site.
 
Digital Signatures May Quicken Pace of E-Business  06 July 2000 
Source: SF Gate - Posted by Dave Wreski   
The law that President Clinton signed last week allowing businesses and consumers to seal a wide variety of legally binding arrangements with electronic rather than handwritten signatures raised the speed limit on e-business development, analysts say.. . .
 
Diffie-Hellman Key Exchange  06 July 2000 
Source: Security Portal - Posted by Benjamin D. Thomas   
A colleague recently asked if I could help him understand the Diffie-Hellman key exchange protocol... without digging through the math. My answer was "Yes I can, but not easily." Doing so requires a few diagrams because, in this particular case, a . . .
 
E-Signatures: Ties That Bind  05 July 2000 
Source: PlanetIT - Posted by Jen Olson   
With a few strokes of the presidential pen -- and the symbolic use of a smart card -- electronic signatures have gained the same legal status as those written in ink on paper. . . .
 
Approved, But Workable?  04 July 2000 
Source: ABC News - Posted by Dave Wreski   
President Clinton used both a smart card and an old-fashioned pen today to give digital signatures the force of law. By signing the Electronic Signatures in Global and National Commerce Act, the president made it possible for Americans to sign some . . .
 
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