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Information Security
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David Wachtfogel

Product Security Expert and partner at https://www.groupNsecurity.com. Work on chip hardware security (smart cards, USB tokens, consumer electronics), DRM, proprietary cryptography and protocols, embedded software security, end-to-end system security, fraud prevention and security policy.

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Top Posts (63) All Questions Answers | Votes Newest

39 Client side password hashing Oct 23 '12
27 Why do some sites prevent users from reusing their old passwords? Sep 24 '12
25 Is it safe to use a weak password as long as I have two-factor authentication? Nov 14 '12
22 Confused about (password) entropy Oct 5 '12
21 Are there really functioning quantum computers? Oct 24 '12
18 Bypassing the BIOS password Sep 3 '12
17 How can you judge the physical security of a padlock? Oct 11 '12
16 Can someone detect the URL an android app uses? Oct 18 '12
14 When using symmetric key encryption, do we need to sign? Nov 4 '12
14 How to use postMessage securely Sep 28 '12
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