SABER

Information

Authors

• Jan-Pieter D'Anvers
• Angshuman Karmakar
• Sujoy Sinha Roy
• Frederik Vercauteren

Official Links

• Website
• Submission details: Round 1, Round 2

• Official Comments: Round 2

Related Articles

Saber on ESP32
Bin Wang and Xiaozhuo Gu and Yingshan Yang.
ACNS'20, 2019.

SaberX4: High-throughput Software Implementation of Saber Key Encapsulation Mechanism
Sujoy Sinha Ro.
ICCD 2019, 2019.

Saber on ARM. CCA-secure module lattice-based key encapsulation on ARM
Angshuman Karmakar, Jose Maria Bermudo Mera, Sujoy Sinha Roy and Ingrid Verbauwhede.
In Transactions in Cryptographic Hardware and Embedded Systems, Lecture Notes in Computer Science, Springer-Verlag,24 pages, 2018.

Saber: Module-LWR based key exchange, CPA-secure encryption and CCA-secure KEM
Jan-Pieter D'Anvers, Angshuman Karmakar Sujoy Sinha Roy, and Frederik Vercauteren.
Africacrypt 2018.

Summary Tables

ROUND 1
Description	lattice LWR
Assumption	MLWR
Functionality	KEM
Public Key (bytes)	level 1: 672 level 3: 992 level 5: 1312
Secret Key (bytes)	level 1: 992 level 3: 1344 level 5: 1760
CIPH/SIG (bytes)	level 1: 736 level 3: 1088 level 5: 1472
Security Type	IND-CCA

ROUND 2
Description	lattice LWR
Assumption	MLWR
Functionality	KEM
Public Key (bytes)	level 1: 672 level 3: 992 level 5: 1312
Secret Key (bytes)	level 1: 832 level 3: 1248 level 5: 1664
CIPH/SIG (bytes)	level 1: 736 level 3: 1088 level 5: 1472
Security Type	IND-CCA