Our (free) AWS Canarytokens have always been popular.
Today, we released the Azure alternative on our canarytokens.org server¹
Attackers who find ‘em have to use ‘em (and reveal their presence).
Check out Pieter’s blog post at:
https://blog.thinkst.com/2023/02/canarytokens-org-welcomes-azure-login-certificate-token.html
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¹ also free