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certificates

Why do installer packages expire, but apps don’t? Signing certificate and notarization oddities

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App signatures remain valid forever, but Installer packages are different, and their certificates can and do expire. What about notarization though?

February 8, 2022 Macs, Technology

Will Apple honour its promises on OCSP certificate checks?

Is Apple going to meet the promises it made a year ago, to protect its users around the world from the risk posed by its online signing certificate checks?

November 8, 2021 Macs, Technology

Brolly 1.1 now does its own testing of secure connections

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Now checks which versions of TLS a server supports, and gives details of its full headers with caching disabled.

October 8, 2021 Macs, Technology, Updates

Brolly: a utility to help understand failed secure connections

A convenient utility to check secure connections under ATS using the nscurl command tool. For El Capitan to Monterey.

October 5, 2021 Macs, Technology

How Safari 15 checks a secure connection

A detailed walk through the log shows Safari 15 checking Safe Browsing, phishing sites using ML, and performing trust evaluation of certificates.

October 4, 2021 Macs, Technology

Last Week on My Mac: Web woes worsen

It should have been so easy: a quick change of Root certificate. So why all the chaos, and most of all why you mustn’t compromise your security as a result.

October 3, 2021 General, Macs, Technology

Explainer: Security certificates

Why do we keep having problems with security certificates when they’re just supposed to work? A look at what they do, and they work.

October 2, 2021 Macs, Technology

Why won’t Safari open that web page?

Did you think it was only old Mac OS X affected by the Let’s Encrypt certificate expiry problem? No, it’s Safari wherever you can use it. Here’s how to deal with it.

October 1, 2021 General, Macs, Technology

El Capitan and older Mac OS X are about to have a security certificate problem

If you’re still running El Capitan, or any version of Mac OS X prior to 10.12.1, then you’re […]

September 21, 2021 Macs, Technology

Is Apple keeping its promises over online OCSP certificate checks?

Nine months ago, Apple undertook to make changes in the way in which macOS checks its OCSP service for certificate revocations. Has it changed anything yet?

August 12, 2021 Macs, Technology

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