+ @url{https://password-hashing.net/#argon2, Argon2d}.
+@item Encryptionless confidentiality preserving encoding
+ @url{http://people.csail.mit.edu/rivest/chaffing-980701.txt,
+ Chaffing-and-Winnowing} (two Poly1305 MACs for each bit of message)
+ over 128 bits of
+ @url{http://theory.lcs.mit.edu/~cis/pubs/rivest/fusion.ps,
+ All-Or-Nothing-Transformed} (based on
+ @url{http://cseweb.ucsd.edu/~mihir/papers/oaep.html, OAEP} using
+ @url{https://en.wikipedia.org/wiki/Key_derivation_function, HKDF}
+ with @url{https://blake2.net/, BLAKE2b-512} and BLAKE2b-256 based
+ @url{http://crypto.stanford.edu/~dabo/abstracts/saep.html, SAEP+}
+ checksums) data with 128-bits of feeded random.