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What Does SHA1 is Broken Mean?

2007-12-12 07:35:00 by Eric Marvets in The Security Samurai
 
For those of you Slashdot readers out there, you may have heard by now that SHA1 is broken. Recently I did some security videos for Microsoft, and decided that SHA1 was the best hash function for the example (modifying an existing application to store hashed passwords The videos I did were part of the How Do I series, and not exactly the place...
 
Tags: sha1, choose sha1, sha1 protects, hash data, data, sha1 drops, hash function, hash, function
 
 
 
 
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"Crawling" Toward SDL

2008-03-06 22:13:00 by sdl in The Security Development Lifecycle
 
Hey everyone, Jeremy Dallman here One of the phrases I often hear during vision and strategy planning meetings at Microsoft is "What is the crawl, walk, run?" We use this phrase to differentiate the initial activities that will get us quickly moving toward our larger goals and then supplement them with other activities that may require longer...
 
Tags: sdl, security, perform security analysis, application security, application, applications security, security issues, issues, non-microsoft sdl engagements
 
 
 
 
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Got Entropy ?

2008-04-02 02:55:47 by Erik T. Heidt in Art of Information Security
 
So I have been planning a series of podcasts on Cryptographic Controls. In the process of this planning, I fell into one of the classic traps that crypto-geeks fall into: obsessing about random number generators (RNGs FYI, for the impatient, click here There are two ways to generate random numbers on computers: (1) use a software program called...
 
Tags: entropy, random, 32-byte random, byte, hardware random, entropy sources, sequence, random sequence, pull entropy
 
 
 
 
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Bull crams crypto chips into bootable USB hard disk drive

2008-04-18 13:00:00 by Editor in Computerworld Security News
 
French IT company Bull has fitted a portable hard drive with a cryptographic processor capable of scrambling data on the fly at 100Mbit/sec. using AES-256 encryption
 
Tags: cryptographic processor capable, portable hard drive, company bull, aes-256 encryption, french, 100mbitsec, data
 
 
 
 
 
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Sergey Zarubin, 31yo
CISSP, CCSP
Moscow, Russia