Season’s greetings 2016 This year, we have decided to record Wolfgang Amadeus Mozart’s Ave Verum Corpus (KV.618) as our original greeting card. It is only…
View More Season’s greetings through Ave Verum Corpus K.618Author: Nat
Fixing OAuth?
On the 14th and 15th of July, we had the OAuth Security Workshop 2016 at the University of Trier. Further, we had a IETF 96 side meeting…
View More Fixing OAuth?Why is internet openness important? #OECDDigitalMX
(Following is the transcript of my speech at the TUAC Forum at the 2016 OECD Ministerial on the Digital Economy) Q. Why is access to an…
View More Why is internet openness important? #OECDDigitalMXFAPI Presentation at Open Data in Finance Conference @ London
Here is the presentation file that I used for my 10 minutes OpenID Foundattion Financial API WG presentation at the Open Data in Finance Conference ( June 15,…
View More FAPI Presentation at Open Data in Finance Conference @ LondonOpen Data in Finance Conference: Chair’s Welcome
Here is the script of the Chair’s remark at the opening of the Open Data in Fianance Conference in London (June 15, 2016) 09:00 –…
View More Open Data in Finance Conference: Chair’s WelcomeGSA 18F’s unauthorized Slack use caused breach of 100 GSA Google Drives?
@JamieXML pinged me about the @18F breach that I completely missed. I quickly googled it and found this article. IG report:18F’s unauthorized Slack use caused…
View More GSA 18F’s unauthorized Slack use caused breach of 100 GSA Google Drives?Authorization Delegation: A financial accounts aggregation use case
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 caseCut 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…
View More Cut and pasted code attack in OAuth 2.0 [RFC6749]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…
View More Code phishing attack on OAuth 2.0 [RFC6749]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…
View More IdP Mix-up Attack on OAuth [RFC6749]