Piper, F.; Price, G.; Paterson, K.
PKI needs good standards?
Certificate policies and certification practice statements - a practical approach
tScheme - voluntary approval for certificate authority services
Emery, D.; Upton, S.; Trevorah, R.
Could there ever be a unitary digital certificate?
Delegated Certificate Validation: - A new approach to simplifying PKI and achieving trust interoperability
ID-PKC: a fresh approach to public key cryptography
A comparison between traditional public key infrastructures and identity-based cryptography
Paterson, K.G.; Price, G.
The NHS as a proving ground for cryptosystems