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MHMike Hanley

Mike Hanley

16 articles by Mike Hanley.

Security — Securing millions of developers through 2FA

Securing millions of developers through 2FA

We’ve dramatically increased 2FA adoption on GitHub as part of our responsibility to make the software ecosystem more secure. Read on to learn how we secured millions of developers and why we’re urging more organizations to join us in these efforts.

MHMike HanleyMike Hanley·April 24, 2024Security
Engineering — We updated our RSA SSH host key

We updated our RSA SSH host key

At approximately 05:00 UTC on March 24, out of an abundance of caution, we replaced our RSA SSH host key used to secure Git operations for GitHub.com.

MHMike HanleyMike Hanley·March 23, 2023Engineering
Security — GitHub security update: revoking weakly-generated SSH keys

GitHub security update: revoking weakly-generated SSH keys

On September 28, 2021, we received notice from the developer Axosoft regarding a vulnerability in a dependency of their popular git GUI client – GitKraken. An underlying issue with a dependency, called `keypair`, resulted in the GitKraken client generating weak SSH keys.

MHMike HanleyMike Hanley·October 11, 2021Security