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PortSwigger “Concealing payloads in URL credentials” talks about concealing XSS payloads in URL credentials. The nice thing is that this makes the payload invisible to WAFs and other server-side XSS filters. You can actually conceal the payloads in other places
Where we learn that the sky is actually a giant blueberry smoothie 🫐
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Testing ASCII smuggling using Unicode Tags on LLMs/chatbots. Nothing new here. Just a short summary.
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Keycloak UMA's implementation seems tricky to me.
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In a previous post, I described a pass-the-permission-ticket vulnerability in UMA 2.0 in which a malicious UMA resource server could kindly ask a UMA client to give it access tokens actually intended for another UMA resource server. In this post, I am describing a similar attack when the authorization server is malicious.
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In the User-Managed Access (UMA) 2.0 protocol, a malicious resource server (or a malicious server acting as a resource server) can obtain a requesting party (access) token (RPT) intended for another UMA resource server from a UMA client by passing a permission ticket obtained from the target resource server to the UMA client. This can compromise the privacy (confidentiality) and integrity of UMA protected resources.
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Some more tips for interacting with the namespaces of Podman containers.
Give me your prompt, would you kindly?
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Extracting the system prompt from GitHub CoPilot.
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In this post, I am describing some payloads which I used to bypass two distinct XSS filter implementations (such as Web Application Firewalls (WAF)) as well as the approach to design them.
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An interesting note from the FBI.
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Some diagrams (mostly sequence diagrams) about UMA 2.0.
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