Milter-spamblocker is a fast and dependable Sendmail milter that blocks spam and internet worms effectively. Its lightweight design ensures quick processing of email traffic while maintaining high accuracy.
One of the best features of milter-spamblocker is the external editable configuration file, which allows you to customize the software according to your preferences. This spam blocker also includes a whitelist feature, enabling you to allow certain IP addresses (in CIDR notation), PTR (reverse DNS) records, envelope sender emails, and envelope recipient emails. If you require SMTP AUTH support, milter-spamblocker has got you covered.
This software also incorporates adaptive anti-zombie technology, sending sender address verification requests in real-time for an autowhitelist. It is strictly RFC-2821 compliant with an MX callback engine, and even tolerant against non-RFC-2821 compliant email servers. It blocks email messages with a spoofed sender's email address and provides real-time recipient address verification with authoritative email stores.
Milter-spamblocker features an autowhitelist for friendly GreyListing to avoid false positives, and it even blocks harmful attachments to prevent viruses from spreading. It includes a persistent cache engine and low level of false positives, making it a reliable option.
The software requirements for milter-spamblocker are straightforward; it works with Linux/FreeBSD/Solaris and Sendmail v8.11 and higher, as well as the Sendmail Milter API library. The latest release focuses on lowering false positives, addressing Bounce Address Tag Validation (BATV) incompatibility, and cosmetic enhancements.
Overall, milter-spamblocker provides a range of features for efficient spam blocking and high accuracy. It is a great tool for those looking for a reliable and customizable spam blocking solution.
Version 4.0: N/A