Among his contributions to cryptanalysis are: •
Dissection attack – joint work with Itai Dinur, Nathan Keller, and
Adi Shamir, recipient of the Best Paper Award at the
Crypto 2012 conference. • Rectangle attack – joint work with
Eli Biham and Nathan Keller. • New variants of
differential-linear,
boomerang, and
slide attacks – joint works with
Eli Biham,
Adi Shamir, and other co-authors. • Breaking (together with
Eli Biham, Sebastiaan Indesteege, Nathan Keller, and
Bart Preneel)
KeeLoq – a
block cipher used in remote keyless entry systems by multiple companies. • Devising (jointly with
Eli Biham) a practical attack on
A5/1 – the cipher used in
GSM security mechanisms. • Attacking reduced-round variants of many
block ciphers, including
AES,
Serpent,
IDEA,
GOST,
DES,
KASUMI,
MISTY1,
Camellia,
Skipjack and others (in joint works with various coauthors). • SHAvite-3 (with
Eli Biham), a
hash function which was one of the 14 semifinalists in the
NIST hash function competition. == Awards and honors ==