Scott Helme

Let's Encrypt postpone the ISRG Root transition

I was looking forward to something happening this month in the world of PKI that has had to be postponed for the 3rd time. Let's Encrypt were going to be

Goodbye Feature Policy and hello Permissions Policy!

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Security Headers

Goodbye Feature Policy and hello Permissions Policy!

I talked about Feature Policy almost 2 years ago and it has seen great adoption since then. As things have progressed a name change has been proposed and accepted so

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BMW M140i Project

The M140i project post - Part 9

After another short break from writing about the car project it's time to hit it again with Part 9 and quite a few items that you don't need to be

Finding alternate trust paths the easy way; Introducing Chain Builder

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Certificate Authorities

Finding alternate trust paths the easy way; Introducing Chain Builder

I ended up talking a lot about certificates recently and covered quite a few topics in a good amount of detail. To demonstrate something I've touched on a few times

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BMW M140i Project

The M140i project post - Part 8

I had a little break from the car writing but now it's time to hit it again and look at the next batch of upgrades and this blog post is

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Cross-Signing

Cross-Signing and Alternate Trust Paths; How They Work

In my last couple of posts about CAs and Root Certificates I've talked about something called Alternate Trust Paths. As a result, many people have asked me questions about how

The Complexities of Chain Building and CA Infrastructure

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Certificate Authorities

The Complexities of Chain Building and CA Infrastructure

In my previous blog post I looked at the problem of expiring Root CA Certificates and why it exists and you should definitely read that post first. Now though, I'm

The Impending Doom of Expiring Root CAs and Legacy Clients

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Certificate Authorities

The Impending Doom of Expiring Root CAs and Legacy Clients

Regular readers will know that I'm very active in the CA / PKI space and even deliver a 2-day advanced training course on the topic. Over the last year or so

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Members

Launching a brand new theme!

I host my blog on Ghost and they've announced some cool new features recently that I've wanted to use but never quite had time to implement. Well, that recently changed

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Windows Sandbox

Running dodgy programs safely with Windows Sandbox

I'm sure many of you, like me, have needed to run a program for one reason or another and you just weren't happy with the idea of running it on

Scott Helme

Hi, I'm Scott Helme, a Security Researcher, Entrepreneur and International Speaker. I'm the creator of Report URI and Security Headers and I deliver world renowned training on Hacking and Encryption.

Let's Encrypt postpone the ISRG Root transition

Goodbye Feature Policy and hello Permissions Policy!

The M140i project post - Part 9

Finding alternate trust paths the easy way; Introducing Chain Builder

The M140i project post - Part 8

Cross-Signing and Alternate Trust Paths; How They Work

The Complexities of Chain Building and CA Infrastructure

The Impending Doom of Expiring Root CAs and Legacy Clients

Launching a brand new theme!

Running dodgy programs safely with Windows Sandbox

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