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The 2024 Developer Survey results are live! See the results
Maarten Bodewes's user avatar
Maarten Bodewes's user avatar
Maarten Bodewes's user avatar
Maarten Bodewes
Moderator
  • Member for 12 years, 8 months
  • Last seen this week
  • Doggerland II
213 votes
Accepted

What are the differences between .pem, .csr, .key, .crt and other such file extensions?

122 votes
Accepted

What is the difference between PKCS#5 padding and PKCS#7 padding

67 votes
Accepted

Are one-time pads crackable in theory?

63 votes
Accepted

Ciphertext and tag size and IV transmission with AES in GCM mode

59 votes

What are the chances that AES-256 encryption is cracked?

43 votes
Accepted

Why is it not possible to increase the size of RSA keys indefinitely?

41 votes

Why does Neumann think cryptography isn't the solution?

35 votes

What is the maximum size of the plaintext message for RSA OAEP?

35 votes
Accepted

AES-GCM recommended IV size: Why 12 bytes?

35 votes

Is it easy to crack a hashed phone number?

34 votes
Accepted

After 20 years of AES, what are the retrospective changes that should have been made?

34 votes
Accepted

Is RSA encryption with a private key the same as signature generation?

33 votes
Accepted

Looking at hash output – is Base64 encoding in any way better than HEX encoding?

32 votes
Accepted

What is a ratchet?

32 votes

Does "Shattered" actually show SHA-1-signed certificates are "unsafe"?

31 votes
Accepted

What password hash function for the next 50 years?

30 votes
Accepted

Does AAD make GCM encryption more secure?

28 votes

AES vs RSA - Which is stronger given two scenarios?

27 votes
Accepted

What's the difference between PBKDF and SHA and why use them together?

26 votes
Accepted

How many bits in the resultant hash will change, if the x bits are changed in its the original input?

25 votes
Accepted

Why did TLS 1.3 prohibit PGP authentication?

24 votes
Accepted

How hard is it to guess a 8 digit PIN?

24 votes

What is the advantage of AEAD ciphers?

23 votes

What size should the HMAC key be with SHA-256?

23 votes

What is the difference between key size and block size (for AES)?

23 votes

Using ECB as RSA encryption mode when encrypted messages are unique?

22 votes

Why is OTP not vulnerable to brute-force attacks?

22 votes
Accepted

Is using a broken SHA-1 for password hashing secure?

22 votes

Spoken encryption

22 votes
Accepted

What is wrong with XOR encryption with secure PRNG?

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