Top 10 MCG Documents by Access

• Overview of Certification Systems: X.509, CA, PGP and SKIP

This paper reviews weakenesses in current certification methods and deals with features needed for a possible solution, the Meta-Certificate.

• _____ MCG Home Page _____

The MCG -- Meta-CertificateGroup -- is a non-profit, open international group that represents a technical development forum for today's security needs.

• Towards Real-world Models of Trust

Proposes and qualifies models of trust for communication systems, which is based on and reproduces the usual properties of trust in day to day life.

• papers.htm



• The Unabridged X.509 Certificate

Provides general interpretation guidelines and placeholders so that a user may approximately know what a X.509 certificate is, contains and assures.

• ________Meta-Certificate Primer________



• ________The MCS FAQ________



• _____Certification: Extrinsic, Intrinsic and Combined_____



• Why is certification harder than it looks?

The paradox is that while certification is harder than it looks, it must be made amenable to the average user .

• MCG Technical Report: 1997 - 1998

Certification is shown to depend at least on two concepts: proper trust and proper keys. Which must first be adequately qualified in communication theory terms and then modeled in an useful way.