jdanders

XTS upper bound assertion is wrong

1

On [line 454](https://github.com/doegox/python-cryptoplus/blob/master/src/CryptoPlus/Cipher/blockcipher.py#L454) of blockcipher.py, the assertion: ```python assert len(data) < 128*pow(2,20) ``` should be ```python assert len(data) < 16*pow(2,20) ``` The [NIST recommendation](http://nvlpubs.nist.gov/nistpubs/Legacy/SP/nistspecialpublication800-38e.pdf) reads: > The length of the...

Sparse shapes beyond wall

10

**Is your feature request related to a problem? Please describe.** I love the strength and efficiency of the sparse wall, but not everything I do is oriented as a wall....