Thomas Pornin

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82,318 reputation
16153287
bio website bolet.org/~pornin
location Quebec City, Canada
age 37
visits member for 2 years, 5 months
seen 36 mins ago
stats profile views 4,873

Cryptographer, programmer in several languages (C, Java, several assemblies, Pascal, Forth...). I also have a life.


1,288 Answers

newest activity votes
10
Encrypting data by parts vs encrypting the whole data
10
What happens when an Intermediate CA is revoked?
10
Is This Login Security Enough?
10
When using AES and CBC, can the IV be a hash of the plaintext?
10
Is using a public-key for logging in to SSH any better than saving a password?
10
Feistel Block Cipher
10
Howto seed the PRNG in OpenSSL properly?
10
Can RSA (or any public/private key algorithm) be repeated for large amounts of data?
10
Is it possible to have authentication without state
10
How would I implement “Broadcast Encryption”?
10
TLS replay attack - requirements of the serverHello nonce
10
What is the potential impact of the alleged OpenBSD IPSEC attack?
9
How proxy servers sniff data
9
Setting up Windows laptops to require a smartcard for unlocking
9
Why are GPUs so good at cracking passwords?
9
Will double encryption increase the security of cipher vs bruteforce?
9
Choosing an SSL certificate provider
9
Is there cryptographic material in a phone's SIM card that can be used with RSA encryption?
9
How does processor architecture affect password hashing speed?
9
How does OCSP stapling work?
9
Can all the (other) recepients of a PGP encrypted message be identified?
9
What are the differences between the arcfour, arcfour128 and arcfour256 ciphers in OpenSSH?
9
Is a 512 bit RSA key secure when used temporary?
9
Does shuffling a hashed password increase its security?
9
Is there a way to mitigate BEAST without disabling AES completely?
9
How do you explain the necessity of “nuke it from orbit” to management and users?
9
Is DKIM needed for emails encrypted with OpenPGP?
9
BCrypt's 72-character limit and using it as a general digest algorithm
9
How secure is a Windows password protected zip file?
9
SSL decryption in Wireshark
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