Why does a one-time-pad key have to be at least as long as a message?
56732
Can I use a one time pad key twice with random plaintext?
49579
One Time Pad Key Distribution
86357
Keyboard Input & the Win32 message loop
120813
Why are RSA key sizes almost always a power of two?
142036
Is there a strong cryptographic reason for GCM's 2^39 - 256 bit limit?
105234
What is the maximum size of a web browser's cookie's key?
35922
Android - Set max length of logcat messages
37740
Using `M` instead of `k` when rep is >= 1M on https://chat.stackexchange.com/users
40745
Why are keyboard keys staggered?
82749
C# AES: Encrypt a file causes "Length of the data to encrypt is invalid." error
44757
How exactly is the input message of SHA-256 (pre-)processed?
115066
Implementing a one-time pad without binary?
131470
Why I have to press keys two times to get the ^ or ´ or ` symbol in Windows 7 and how can I fix it?
41692
Why does key generation take an input $1^k$, and how do I represent it in practice?
15614
Why does the padding in Merkle–Damgård hash functions like MD5 contain the message length?
126310
Best way to signal no longer used (lost) key
73999
Why can the last block contain a full block of padding in CBC Encryption?