HKDF is a key derivation function specified in RFC5869.

learn more… | top users | synonyms

1
vote
0answers
86 views

Random numbers for Master Key and Key_block

Exploration through RFCs concludes that random numbers used in the creation of Master Key and Key Block(Key material for Encryption Key and Mac Secret) are from ServerHello.random and ...
0
votes
0answers
37 views

Show that using a PRF with a non-uniform key may result in non-uniform values

In a homework assignment we have to use a key derivation function like HKDF. Suppose $k$ is a non-uniform secret key sampled from the key space $\{0, 1\}^{256}$. In particular, $k$ is sampled ...