Items tagged security in Oct, 2023
Filters: Year: 2023 × Month: Oct × security × Sorted by date
Oh-Auth—Abusing OAuth to take over millions of accounts (via) Describes an attack against vulnerable implementations of OAuth.
Let’s say your application uses OAuth against Facebook, and then takes the returned Facebook token and gives it access to the user account with the matching email address passed in the token from Facebook.
It’s critical that you also confirm the token was generated for your own application, not something else. Otherwise any secretly malicious app online that uses Facebook login could take on of their stored tokens and use it to hijack an account of your site belonging to that user’s email address. # 26th October 2023, 3:51 pm
Multi-modal prompt injection image attacks against GPT-4V
GPT4-V is the new mode of GPT-4 that allows you to upload images as part of your conversations. It’s absolutely brilliant. It also provides a whole new set of vectors for prompt injection attacks.
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