Information Security
Meta user
Network profile
5,047
reputation
17
32

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.

62
answers
1
question
~315k
people reached

Communities (3)

Top network posts

We respect a laser-like focus on one topic.

Top tags (88)

Score 144
Posts 14
Posts % 22
Score 63
Posts 6
Score 59
Posts 6
Score 58
Posts 6
Score 57
Posts 3
Score 54
Posts 8
View all tags →

Top posts (63) All Questions Answers | Votes Newest

41 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
23 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 How to use postMessage securely Sep 28 '12
16 Can someone detect the URL an android app uses? Oct 18 '12
15 When using symmetric key encryption, do we need to sign? Nov 4 '12
View all questions and answers →

Badges (49)

Gold

—

Silver

17

Rarest

Bronze

32

Rarest

View all badges →