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What is Greylisting?
in I got Spam?!, on March 12, 2008
... Greylisting is a method of defending email server against SPAM emails and it is usually implemented at a MTA (Mail Transfer Agent). Greylisting is very simple to understand, send a temporary failur...
Read this before you buy a Anti Spam Product
in I got Spam?!, on March 8, 2008
...r product: -
E-mail Header Analysis and checking
Real Time DNS Blacklist (DNSBL) Checking
Greylisting
Anti Directory Harvesting (Active Directory and LDAP Support)
Content Scanning (Baye...