>>5379549 (pb)
>EVP_BytesToKey()
>key = MD5(password||salt)
>Trivial.
>Definition of a backdoor.
>SHA-256 is fugged.
>Sauce: https://archive.fo/CNZxn
https://www.reddit.com/r/Bitcoin/comments/2dkyee/is_there_a_backdoor_to_sha256_cryptography/
If you distrust all encryption, then your argument should not be about Bitcoin, or should at least clarify that you're speculating.
Conclusion: Bitcoin is not compromised by its SHA-256 usage.
pic only slightly related