Major findings
SMTP (Simple Mail Transfer Protocol) scanning is a critical part of network auditing and email security. : Smtp Scanner Hscan 1.2 Download
: Running aggressive multi-threaded scanners like Hscan can trigger Intrusion Detection Systems (IDS), leading to your IP address being permanently blacklisted by internet service providers (ISPs). Modern and Safe Alternatives for SMTP Auditing Major findings SMTP (Simple Mail Transfer Protocol) scanning
Smtp Scanner Hscan 1.2 appears to be an old/underdocumented SMTP-scanning tool (often referenced as “hscan” or “hscan (scan smtp)”) distributed via informal file-hosting and software-aggregate sites. Available traces point to small ZIP packages on file-sharing sites (4shared) and listings on generic download portals and software directories. There is scarce official documentation, uncertain provenance, and limited/versioned releases; some entries reference a Java-based “SMTP Proxy Scanner” or similarly named open-source projects but not a clear, authoritative Hscan 1.2 project page. Available traces point to small ZIP packages on
Disable anonymous relaying completely. Require strong authentication (such as SMTP AUTH combined with Multi-Factor Authentication where applicable) for any user or application sending mail through the gateway.