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NSA Backdoors in Crypto AG Ciphering Machines

2008-01-11 06:51:20 by schneier in Schneier on Security
 
...cryptographer Boris Hagelin. During World War II, Hagelin sold 140,000 of his machine to the US Army In the meantime, the Crypto AG has built up long standing cooperative relations with customers in 130 countries," states a prospectus of the company. The home page of the company Web site says, "Crypto AG is the preferred top-security partner...
 
Tags: crypto, machines, company, swiss company, company web site, century, 20th century version, military messages, countries
 
 
 
 
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Credentica

2008-02-15 05:02:52 by schneier in Schneier on Security
 
Cryptographer Stefan Brands has a new company, Credentica , that allows people to disclose personal information while maintaining privacy and minimizing the threat of identity theft I know Stefan; he's good. The cryptography behind this system is almost certainly impeccable. I like systems like this, and I want them to succeed. I just don't see...
 
Tags: cryptographer stefan brands, stefan, viable business model, disclose personal information, credentica, identity theft, impeccable, system, threat
 
 
 
 
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Security Matters: Lesson From the DNS Bug: Patching Isn't Enough

2008-07-23 19:00:00 by Bruce Schneier in Wired Security
 
...cryptographer Daniel J. Bernstein looked at DNS security and decided that Source Port Randomization was a smart design choice. That's exactly the work-around being rolled out now following Kaminsky's discovery. Bernstein didn't discover Kaminsky's attack; instead, he saw a general class of attacks and realized that this enhancement could...
 
Tags: security, security engineer, security engineer brings, security holes, smart design choice, design, security engineers, kaminsky, dan kaminsky
 
 
 
 
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The DNS Vulnerability

2008-07-29 06:01:52 by schneier in Schneier on Security
 
...cryptographer Daniel J. Bernstein looked at DNS security and decided that Source Port Randomization was a smart design choice. That's exactly the work-around being rolled out now following Kaminsky's discovery. Bernstein didn't discover Kaminsky's attack; instead, he saw a general class of attacks and realized that this enhancement could...
 
Tags: vulnerability, kaminsky, dan kaminsky, details, critical internet vulnerability, bank account details, discover kaminsky, patch, release details
 
 
 
 
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Hacking Mifare Transport Cards

2008-08-07 06:07:02 by schneier in Schneier on Security
 
...cryptographer would have designed Mifare's security with an open and public design Secrecy is fragile. Mifare's security was based on the belief that no one would discover how it worked; that's why NXP had to muzzle the Dutch researchers. But that's just wrong. Reverse-engineering isn't hard. Other researchers had already exposed Mifare's...
 
Tags: mifare, design, design secrecy, mifare classic chip, secrecy, security, secrecy supports security, security properly, chip
 
 
 
 
 
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Sergey Zarubin, 31yo
CISSP, CCSP
Moscow, Russia