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Is using EAX mode with a 64-bit block cipher a bad idea?
EAX mode produces an authentication tag no longer than the length of the underlying cipher's blocksize. So in the case of using Blowfish (a 64-bit block cipher) in EAX mode, the resulting tag would ...
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How to use GCM mode and associated-data properly
I'm currently migrating a project to use the bouncy castle GCM mode. I understand that using an authenticated mode removes the need for a HMAC, however I want to be sure that I'm using this mode ...
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How is the EAX-mode used in EAP-PSK (RFC 4764)?
According to the specification of RFC 4764, contents in EAP's third message and fourth message are required to be encrypted by AES-128 in EAX mode (also called protected channel).
In RFC 4764, the ...
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What “Tag Length” should be used for the EAX MAC?
Since EAX is very flexible with regard to the length of the calculated MAC (what they call "tag" is the MAC value right?), and the EAX paper as well as other documentations carefully avoid suggesting ...
