808bits

Silk Encryption Module

FIPS 140-2 certificate #2689 · Silk · data as of 2026-08-28
Historical. Moved to historical list due to sunsetting. Federal agencies may reference historical validations for existing systems only, not for new procurement.
Caveat: When operated in FIPS mode. The module makes no assurance of the minimum strength of random strings and generated keys. This validation entry is a non-security relevant modification to Cert. #2038.

Certificate

Certificate number2689
StandardFIPS 140-2
Statushistorical
Overall level1
Module typeSoftware
EmbodimentMulti-Chip Stand Alone
VendorSilk · website
Software versions1.0

Module description

The Silk Encryption Module is a standalone cryptographic module for the Silk Cloud Data Platform. The module delivers core cryptographic functions and features robust algorithm support. Silk platform offloads to the Cryptographic Module various crypto functions such as authentication, secure key management, data integrity, management traffic encryption and data at rest encryption.

Security level exceptions

  • Physical Security: N/A
  • Mitigation of Other Attacks: N/A

Approved algorithms

AlgorithmCAVP certificate
AES2273
CKGvendor affirmed
DRBG281
DSA709
ECDSA368
HMAC1391
RSA1166
SHS1954
Triple-DES1420

Tested configurations

  • CentOS 6.3 on a Dell OptiPlex 755
  • Red Hat Enterprise Linux 6.3 on a Dell OptiPlex 755 (single-user mode)
  • SUSE Linux Enterprise 11 SP2 on a Dell OptiPlex 755

Validation history

DateTypeLab
2016-07-27InitialAcumen Security
2020-07-10UpdateAEGISOLVE, Inc.
2022-02-11UpdateAEGISOLVE, Inc.

Status timeline

As observed by this tracker's snapshots. NIST publishes no dates for list moves; observation began 2026-08-21, so earlier changes carry no date.

  • 2026-08-21: first observed by this tracker, status historical
  • Validation dates on record: 2016-07-27, 2020-07-10, 2022-02-11

Source documents