A must read for programmers and administrators responsible for system security, this collection of 10 tips from Phishing Exposed, by Lance James, will teach you how to prepare for and defend against phishers and spammers. You'll learn tricks of the trade that phishers and spammers use and how to fight back.
To begin, you'll discover how the email delivery process works, including how phishers and spammers take advantage of weaknesses in SMTP design to manipulate and forge email headers and settings. You'll also explore how phishers and spammers use open relays and proxy servers to cover their tracks, and tools and techniques they use to harvest email addresses, bypass spam filters and send bulk mail to your users.
10 tips in 10 minutes: Phishing exposed
Tip 1: Email basics for Exchange admins
Tip 2: Understanding email delivery
Tip 3: Anonymous phishing email
Tip 4: How phishers forge email headers
Tip 5: Phishers use of open relays and proxy servers
Tip 6: How phishers send anonymous email
Tip 7: Phishers techniques for email harvesting
Tip 8: Phishers, hackers and insiders
Tip 9: Sending spam; phishing tools of the trade
Tip 10: Phishing email and spam filters
This was first published in March 2006