Cryptography Research, Inc. is a San Francisco based cryptography company specializing in applied cryptographic engineering, including technologies for building tamper-resistant semiconductors.

[1] The company licenses patents for protecting cryptographic devices against power analysis attacks.

[2] The company's CryptoFirewall-brand ASIC cores are used in pay TV conditional access systems and anti-counterfeiting applications.

[4][5] The company's services group assists with security testing, disaster recovery, and training.

Cryptography Research protects its core operations from outside attack by maintaining a secured local network that is not connected to the Internet at all.