Build the AES-CTR decipher transform for an encraw stream from its hex key.
AES-CTR is a stream cipher, so this can be piped (decrypting on the fly during
a streaming download) as well as run over a whole buffer. The IV is 16 zero
bytes; the key length selects AES-128 vs AES-256.
Build the AES-CTR decipher transform for an
encrawstream from its hex key.AES-CTR is a stream cipher, so this can be piped (decrypting on the fly during a streaming download) as well as run over a whole buffer. The IV is 16 zero bytes; the key length selects AES-128 vs AES-256.