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Security news

Stories are collected automatically from public feeds, attributed to their original publishers and linked. Editors can remove anything. Always read the original source.

generalvia PortSwigger Research

Fickle PDFs: exploiting browser rendering discrepancies

Imagine the CEO of a random company receives an email containing a PDF invoice file. In Safari and MacOS Preview, the total price displayed is £399. After approval, the invoice is...

Jul 9, 2024 UTC
generalvia PortSwigger Research

Refining your HTTP perspective, with bambdas

When you open a HTTP request or response, what do you instinctively look for? Suspicious parameter names? CORS headers? Some clue as to the request's origin or underlying purpose?...

May 29, 2024 UTC
vulnerabilityvia PortSwigger Research

Making desync attacks easy with TRACE

Have you ever found an HTTP desync vulnerability that seemed impossible to exploit due to its complicated constraints? In this blogpost we will explore a new exploitation technique...

Mar 19, 2024 UTC
generalvia PortSwigger Research

Using form hijacking to bypass CSP

In this post we'll show you how to bypass CSP by using an often overlooked technique that can enable password theft in a seemingly secure configuration. What is form hijacking? For...

Mar 5, 2024 UTC
generalvia Troy Hunt

Weekly Update 523: Live From a Norwegian Fjord

How's that view?! With NDC Oslo now done, it's a little bit of sightseeing before heading to Denmark for GOTO in Copenhagen for Scott's and my "Cyber-broken" talk. In the meantime,...

Sep 28, 2026 UTC
malwarevia Troy Hunt

Weekly Update 522: Live From Oslo with Scott Helme

Heads up: the first 7 mins is a bit quiet until we worked out the external mic was misbehaving - sorry! But get through that and have a listen to Scott's experiences with how Repor...

Sep 23, 2026 UTC
vulnerabilityvia Troy Hunt

Weekly Update 521: Breach Perception v. Reality

I think what really resonates with me this week is being able to completely turn the tables on perceptions around things like AI being the big bad hacking tool the news would have...

Sep 11, 2026 UTC
generalvia Troy Hunt

Weekly Update 520: The Unscripted Edition

I've started playing around with YouTube's "create video thumbnail", which hopefully will give me back a bit of time in my day (it used to be a manual job in Photoshop) and be a bi...

Sep 6, 2026 UTC
generalvia Troy Hunt

Weekly Update 519: Breaches & Data Integrity

It does feel like I've bitten off too much and am now chewing like crazy this week. The 3D printing talk with Elle in Oslo, the "normal" NDC infosec talk, the cyber-broken talk wit...

Sep 1, 2026 UTC