Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Cryptographic Algorithm Validation Program CAVP

Implementation Name
ACOS5-64 is an advanced cryptographic module specifically designed for the Public Key Infrastructure (PKI)-based applications. With its powerful cryptographic capabilities, it enhances the security and performance of RSA public key cryptographic operations that are essential to the stringent requirements of high-level security applications.
3.00 (Firmware)
Advanced Card Systems Ltd.
Units 2010-2013, 20/F Chevalier Commercial Centre
8 Wang Hoi Road Kowloon Bay
Hong Kong
Andrew Chan
Fax: +852-27961286

AES 3539

   First Validated: 9/30/2015
Operating Environment Algorithm Capabilities
ST23YL80 Version PU7 AES-CBC Expand
ST23YL80 Version PU7 AES-ECB Expand

Created October 05, 2016, Updated March 07, 2024