anti spam firewall

The origins and technical roots of Spam The SMTP protocol itself is a simplified mail delivery protocol, which lacks many necessary identity authentication. This is one of the reasons why SMTP protocol causes spam flooding. The SMTP protocol allows

At present, there are more and more new nouns in the field of computer security, firewalls, anti-virus walls ... As spam becomes more rampant, America's biggest anti-spam firm, the company that has launched the Barracuda Spam firewall product, is

The origins and technology of Spam The SMTP protocol itself is a simplified mail Submission protocol, lacking many of the necessary authentication, which is one of the reasons why the SMTP protocol is flooding the spam message. Because of the SMTP

E-Mail is one of the most essential tools for daily communication, such as quick and easy, but we receive spam email every day far more than normal mail, which brings us a lot of trouble. When a netizen opens ane-mail, it is likely that 8 of the 10

This article puts forward the intelligent firewall, this kind of firewall is smarter and smarter, overcomes the traditional firewall's "one tube to die, one puts on the chaos" condition, the revision above firewall's important assumption is "refuses

1.Glossary: Anti-spam. For details, see Wikipedia: Spam Anti-Spam technology. 2.Four Common anti-spam technologies 3.RBL Technology: RBL is a Real-time Blacklist, or dynamic Blacklist. It is an anti-spam technique. 3.1 RBL principles and usage: Http:

Wherever the network exists, it will inevitably be threatened by many unsafe factors, the installation of firewalls in the system is undoubtedly the most sensible and effective choice. Since we hope that the firewall to become a personal computer

Amavisd-new is a very powerful anti-spam software, but most of the time we need to skip the anti-spam checks on our local local mail, this article is a discussion of how to make the local domain skip the amavisd-new of several ways to implement the

My mailbox, probably charge three categories of content. On the one hand are some dealings in the work, such as work arrangement and notice. On the one hand, some personal letters, such as old classmates, friends sent greetings. After registering

This article is not an article about horizontal evaluation of n types of anti-virus software, but an article about building a platform based on my own user experience. For now, good anti-virus software has its own characteristics, but they are all