Ubuntu PPA key signature

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Signing key on 6125E2A8C77F2818FB7BD15B93C4A3FD7BB9C367 is not bound: No binding signature at time Policy rejected non-revocation signature (PositiveCertification) requiring second pre-image resistance because: SHA1 is not considered secure

Feb 1st 2026 is when SHA1 is considered insecure. Hitting this issue when trying to install Ansible on Debian 13. The installation guide is now out of date.

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This blog post explains a work around that you could use prior to the GPG key(s) being updated:

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CC @deric.crago