SSLBL: Malicious SSL certificate detected (Vidar C&C)
Sourcesslbl/ssl-fp-blacklist
CreatedFebruary 9, 2026
UpdatedFebruary 9, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Vidar C&C)"; tls_cert_fingerprint; content:"68:3d:f2:d4:c6:3b:84:20:96:fa:ba:22:a6:97:65:d2:5c:5c:84:c8"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/683df2d4c63b842096faba22a69765d25c5c84c8/; sid:903208879; rev:1;)
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