E-mail authentication what, why, how?.

There are ways to know for sure that that e-mail really was sent by your bank, but which method is best?

Manylion Llyfryddiaeth
Cyhoeddwyd yn:	ACM queue : architecting tomorrow's computing. 4, 9 (2006).
Prif Awdur:	Allman, Eric
Fformat:	Erthygl
Iaith:	English
Cyhoeddwyd:	New York ACM 2006
Pynciau:	Information systems. Information systems applications. Communications applications. Electronic mail. Information storage and retrieval. Systems and software. Distributed systems. Computing Milieux. Computers and society. Social issues. Management of computing and information systems. Security and protection. Authentication. Security.