I have many bank accounts. If I wanted to use a new and shiny graphing service, I have to get authorization from each banks individually.…
View More Authorization Delegation: A financial accounts aggregation use caseMonth: January 2016
Cut and pasted code attack in OAuth 2.0 [RFC6749]
The so called ‘cut and pasted code attack’ also known as ‘Frankenstein Monster Attack’ is an attack that the adversary swaps the ‘code’ in the…
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Code phishing attack on OAuth 2.0 [RFC6749]
Code phishing attack is the attack that the adversary obtains the code and client credentials from the legitimate client and uses them against the honest token…
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IdP Mix-up Attack on OAuth [RFC6749]
On Sunday 10, 2016, OAuth Security Advisory: Authorization Server Mix-Up was issued. Nov Matake wrote an excellent article about it in Japanese. To help understand the…
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Happy New Year!
2015 was a hectic year: Bunch of the specs that I have been working on (JWS [RFC7515], JWT [RFC7519], OAuth PKCE [RFC7636], JWK Thumbprint [RFC7638]）got published and the work to convert…
View More Happy New Year!
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