Hong Kong PKI Forum (英文版) (URL:http://www.hkpkiforum.org.hk)
Asia PKI Consortium (APKIC)(英文版) (URL: http://www.apkic.org/)
Guiding Principles for PKI-Based Approaches to Electronic Authentication Issued by Asia-Pacific Economic Cooperation Telecommunications and Information Working Group (APEC TEL)(英文版) (URL:http://www.apec.org/Meeting-Papers/Sectoral-Ministerial-Meetings/Telecommunications-and-Information/2005_tel/annex_d)
Internet X.509 Public Key Infrastructure Certificate Policy and Certification Practices Framework (英文版) (URL:http://www.ietf.org/rfc/rfc2527.txt)
FIPS PUB 140-2 Security Requirements for Cryptographic Modules (英文版) (URL:http://csrc.nist.gov/projects/cryptographic-module-validation-program/standards)
Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) Profile (英文版) (URL:http://www.ietf.org/rfc/rfc3280.txt)