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One of my honeypots runs INetSim which, among many other services, emulates an SMTP server. The honeypot is frequently used by spammers who think they’ve found a mail server with easily guessed usernames and passwords. Obviously I’m logging the intruders’ activities, so I’m shipping the logs to Elasticsearch using Filebeat. Shipping the regular INetSim activity […]

Among the many benefits of running a honeypot is gathering the credentials intruders try in order to log in. As explained in some earlier blog posts, my Cowrie honeypots are redirecting secondary connections to another honeypot running INetSim. For example, an intruder logged in to a Cowrie honeypot may use the established foothold to make […]