1. ISO/IEC 9796--2:2010 information technology -- security techniques -- digital signature schemes giving message recovery -- part 2: Integer factorization based mechanisms. ISO/IEC 9796--2:2010 information technology -- security techniques -- digital signature schemes giving message recovery -- part 2: Integer factorization based mechanisms.
2. ISO/IEC 20008--2:2013 information technology -- security techniques -- anonymous digital signatures -- part 2: Mechanisms using a group public key. ISO/IEC 20008--2:2013 information technology -- security techniques -- anonymous digital signatures -- part 2: Mechanisms using a group public key.
3. EMV Integrated Circuit Card Specifications for Payment Systems Book 2 Security and Key Management Version 4.2 2008. EMV Integrated Circuit Card Specifications for Payment Systems Book 2 Security and Key Management Version 4.2 2008.
4. Intel Enhanced Privacy ID (EPID) Security Technology https:software.intel.comen-us/articles/intel-enhanced-privacy-id-epid-security-technology. Intel Enhanced Privacy ID (EPID) Security Technology https:software.intel.comen-us/articles/intel-enhanced-privacy-id-epid-security-technology.
5. Intel Software Guard Extensions (Intel SGX) https://software.intel.com/en-us/sgx. Intel Software Guard Extensions (Intel SGX) https://software.intel.com/en-us/sgx.