Cryptography
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David Schwartz
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55 Answers

Votes Activity Newest
58
Is modern encryption needlessly complicated?
Sep 2 '11 at 6:25
41
Is Convergent Encryption really secure?
Sep 20 '11 at 9:01
25
Why programming languages don't provide simple encryption methods?
Jan 3 '12 at 7:46
23
Prevent double-spending with decentralized digital currencies without all transactions being public?
Aug 25 '11 at 17:02
13
Hashing or encrypting twice to increase security?
Sep 25 '11 at 12:15
13
Would it be secure to use random numbers from random.org in a cryptographic solution?
Jan 10 '12 at 22:46
13
How to require two keyholders to decrypt a document?
Oct 24 '11 at 18:09
12
Two mutually untrusted parties want to exchange data: how to ensure each one gets the data it needs?
Jan 12 '12 at 5:29
10
Cryptographic GUID?
Aug 9 '12 at 23:51
10
How can one sign with NTRU?
Apr 18 '12 at 21:34
10
Is there a secret sharing scheme which allows sharing of a secret (one-out-of-n)
Nov 1 '11 at 18:23
9
What does a “cycle” mean in cryptography benchmarks?
Jan 15 '13 at 13:57
8
Encryption scheme for social-network-like data sharing data via untrusted server?
Sep 30 '11 at 14:33
7
Elliptic Curve Cryptography Encryption Results
Sep 1 '13 at 3:39
6
How can I validate a hashed password if all I have is another hash?
Jun 27 '12 at 20:44
6
Why does PBKDF2 xor the iterations of the hash function together?
Aug 14 '11 at 18:19
5
Is the One Time Pad (OTP) considered a cryptographic hash function?
Jan 15 '13 at 2:24
5
How is de-synchronisation of HOTP solved?
Dec 17 '11 at 20:05
5
How does asymmetric encryption work?
Aug 26 '11 at 10:15
5
How secure is the Bitcoin protocol?
Aug 24 '11 at 9:02
5
How can SSL secure a two-way communication with only one key-pair?
Aug 14 '11 at 21:00
4
How can a key pair be derived from an arbitrary hash?
Apr 27 '13 at 8:22
4
Storage of Private Keys
Aug 27 '12 at 5:25
4
What is the effect of the different AES key lengths?
Aug 23 '12 at 16:11
4
What differentiates a password hash from a cryptographic hash besides speed?
Jul 11 '12 at 6:08
4
How can I create a fixed length output in my hash function?
Nov 23 '11 at 18:32
3
Are one-time pads crackable in theory?
Jun 12 '17 at 7:45
3
Why do we assume un-security of communication channel on every cryptography system
Feb 21 '13 at 4:14
3
Is signing a hash instead of the full data considered secure?
Feb 13 '13 at 5:12
3
Approach towards anonymous e-voting
Aug 8 '12 at 3:14
1
2

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