Cryptography
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kub0x
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26 Answers

Votes Activity Newest
4
Multivariate cryptography - easily invertible quadratic map
Nov 21 '19 at 15:20
4
TLS handshake proof of private key posession
Nov 24 '16 at 4:09
2
If you iterate a cryptographic permutation long enough will you map the input to itself?
Mar 3 '20 at 20:32
2
Why RSA must make sure that $\gcd(e,\varphi(n)) = 1$ instead of $\gcd(e,n) = 1$?
Oct 17 '18 at 23:10
2
What does “export grade” cryptography mean? And how is this related to the Logjam attack?
Nov 23 '16 at 20:37
2
Certificate Signature Algorithm differs from Signature Algorithm Negotiated for Connection
Dec 23 '15 at 20:00
1
Why does solving the underlying polynomial system “break” the multivariate cryptosystem
Jan 17 '20 at 11:26
1
Avoid Logjam TLS Attack?
Feb 26 '20 at 8:44
1
Newbie - Hybrid Symetric and Asymetric
Oct 18 '18 at 20:24
1
Understanding modulus math for RSA
Nov 23 '16 at 14:17
1
Generating Diffie-Hellman parameters
Nov 14 '16 at 20:44
1
X509 Cert exploit CA check
May 29 '16 at 11:12
1
Why is it better to have the private key as the multiplicative inverse mod phi(n) in RSA?
May 29 '16 at 3:26
0
Multivariate Cryptography: Security of the affine transform T
Apr 25 '20 at 12:37
0
What are the security implications of knowing the private polynomial $\mathcal{F}$
Mar 3 '20 at 11:13
0
Relationship between $N$ and $\phi(N)$ in the RSA algorithm
Mar 9 '20 at 11:42
0
Why use symmetric encryption with Public Key?
Nov 15 '19 at 14:30
0
TLS ciphersuite without mode of operation
Oct 24 '18 at 10:02
0
How to ensure confidentiality of an encrypted but public message given that computation power increases?
Oct 23 '18 at 9:47
0
How to encrypt sensitive files in a business application? Is it needed?
Oct 21 '18 at 9:18
0
Diffie-Hellman “handshake” vs RSA “handshake”
Nov 16 '16 at 14:28
0
How to securely compute AES where the key is splitted across different servers?
Nov 14 '16 at 2:25
0
About MAC and HMAC
Mar 30 '16 at 22:54
-1
In the Diffie Hellman Key exchange, why is a value of $a=\frac{p-1}{2}$ a bad choice?
Oct 30 '18 at 9:27
-1
What can I do if I get private key of signing algorithm in Digital signiture
Nov 16 '16 at 14:40
-1
Advantages/disadvantages of using symmetric encryption function as hash function?
Jun 14 '16 at 16:19