The second round of the NIST lightweight cryptography standardization process began when NIST announced the 32 Round 2 Candidates in August 2019. Round 2 concluded when the finalists were announced in March 2021.
The status report on the second round is available here.
The following table lists the Round 2 Candidates:
History of Round 2 Updates | Download all Round 2 Zip Files (96 MB) |
Candidate | Algorithm Information | Submitters | Comments |
---|---|---|---|
ACE |
Zip File (2MB) |
Mark Aagaard Riham AlTawy Guang Gong Kalikinkar Mandal Raghvendra Rohit |
|
ASCON |
Zip File (2MB) |
Christoph Dobraunig Maria Eichlseder Florian Mendel Martin Schläffer |
Submit Comment |
COMET |
Zip File (<1MB) |
Shay Gueron Ashwin Jha Mridul Nandi |
Submit Comment |
DryGASCON |
Zip File (11MB) |
Sébastien Riou |
Submit Comment |
Elephant |
Zip File (6MB) |
Tim Beyne Yu Long Chen Christoph Dobraunig Bart Mennink |
Submit Comment |
ESTATE |
Zip File (1MB) |
Avik Chakraborti Nilanjan Datta Ashwin Jha Cuauhtemoc Mancillas Lopez Mridul Nandi Yu Sasaki |
|
ForkAE |
Zip File (<1MB) |
Elena Andreeva Virginie Lallemand Antoon Purnal Reza Reyhanitabar Arnab Roy Damian Vizár |
Submit Comment |
GIFT-COFB |
Zip File (<1MB) |
Subhadeep Banik Avik Chakraborti Tetsu Iwata Kazuhiko Minematsu Mridul Nandi Thomas Peyrin Yu Sasaki Siang Meng Sim Yosuke Todo |
Submit Comment |
Gimli |
Zip File (2MB) Website |
Daniel J. Bernstein Stefan Kölbl Stefan Lucks Pedro Maat Costa Massolino Florian Mendel Kashif Nawaz Tobias Schneider Peter Schwabe François-Xavier Standaert Yosuke Todo Benoit Viguier |
Submit Comment |
Grain-128AEAD |
Zip File (<1MB) |
Martin Hell Thomas Johansson Willi Meier Jonathan Sönnerup Hirotaka Yoshida |
Submit Comment |
HyENA |
Zip File (<1MB) |
Avik Chakraborti Nilanjan Datta Ashwin Jha Mridul Nandi |
|
ISAP |
Zip File (5MB) |
Christoph Dobraunig Maria Eichlseder Stefan Mangard Florian Mendel Bart Mennink Robert Primas Thomas Unterluggauer |
Submit Comment |
KNOT |
Zip File (16MB) Website |
Wentao Zhang Tianyou Ding Bohan Yang Zhenzhen Bao Zejun Xiang Fulei Ji Xuefeng Zhao |
|
LOTUS-AEAD and LOCUS-AEAD |
Zip File (1MB) |
Avik Chakraborti Nilanjan Datta Ashwin Jha Cuauhtemoc Mancilias Lopez Mridul Nandi Yu Sasaki |
Submit Comment |
mixFeed |
Zip File (<1MB) |
Bishwajit Chakraborty Mridul Nandi |
Submit Comment |
ORANGE |
Zip File (2MB) |
Bishwajit Chakraborty Mridul Nandi |
|
Oribatida |
Zip File (1MB) |
Arghya Bhattacharjee Eik List Cuauhtemoc Mancillas López Mridul Nandi |
|
PHOTON-Beetle |
Zip File (<1MB) |
Zhenzhen Bao Avik Chakraborti Nilanjan Datta Jian Guo Mridul Nandi Thomas Peyrin Kan Yasuda |
|
Pyjamask |
Zip File (<1MB) |
Dahmun Goudarzi Jérémy Jean Stefan Kölbl Thomas Peyrin Matthieu Rivain Yu Sasaki Siang Meng Sim |
|
Romulus |
Zip File (3MB) |
Tetsu Iwata Mustafa Khairallah Kazuhiko Minematsu Thomas Peyrin |
Submit Comment |
SAEAES |
Zip File (<1MB) |
Yusuke Naito Mitsuru Matsui Yasuyuki Sakai Daisuke Suzuki Kazuo Sakiyama Takeshi Sugawara |
Submit Comment |
Saturnin |
Zip File (4MB) |
Anne Canteaut Sébastien Duval Gaëtan Leurent María Naya-Plasencia Léo Perrin Thomas Pornin André Schrottenloher |
Submit Comment |
SKINNY-AEAD/SKINNY-HASH |
Zip File (14MB) |
Christof Beierle Jérémy Jean Stefan Kölbl Gregor Leander Amir Moradi Thomas Peyrin Yu Sasaki Pascal Sasdrich Siang Meng Sim |
Submit Comment |
SPARKLE (SCHWAEMM and ESCH) |
Zip File (5MB) |
Christof Beierle Alex Biryukov Luan Cardoso dos Santos Johann Großschädl Léo Perrin Aleksei Udovenko Vesselin Velichkov Qingju Wang |
Submit Comment |
SPIX |
Zip File (3MB) |
Riham AlTawy Guang Gong Morgan He Kalikinkar Mandal Raghvendra Rohit |
Submit Comment |
SpoC |
Zip File (1MB) |
Riham AlTawy |
Submit Comment |
Spook |
Zip File (2MB) |
Davide Bellizia Francesco Berti Olivier Bronchain Gaétan Cassiers Sébastien Duval Chun Guo Gregor Leander Gaétan Leurent Itamar Levi Charles Momin Olivier Pereira Thomas Peters François-Xavier Standaert Friedrich Wiemer |
Submit Comment |
Subterranean 2.0 |
Zip File (1MB) |
Joan Daemen Pedro Maat Costa Massolino Yann Rotella |
Submit Comment |
SUNDAE-GIFT |
Zip File (1<MB) Website |
Subhadeep Banik Andrey Bogdanov Thomas Peyrin Yu Sasaki Siang Meng Sim Elmar Tischhauser Yosuke Todo |
Submit Comment |
TinyJambu |
Zip File (1MB) Website |
Hongjun Wu Tao Huang |
Submit Comment |
WAGE |
Zip File (4MB) |
Mark Aagaard Riham AlTawy Guang Gong Kalikinkar Mandal Raghvendra Rohit Nusa Zidaric |
Submit Comment |
Xoodyak |
Zip File (<1MB) |
Joan Daemen Seth Hoffert Michaël Peeters Gilles Van Assche Ronny Van Keer |
Submit Comment |
Security and Privacy: lightweight cryptography