Transcript Information Transport Solutions

Managing SPAM
Frank Yarnell
Information Transport Solutions
What is SPAM?
Unsolicited, unwanted mail
 Electronic Junk Mail
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Additional space taken on mail servers
 Additional administrative overhead
 Exposure of customers to unsavory offers,
etc.
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How did they find me?
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Web forums / blogs / guestbooks
mailto tags (Contact me @ %you%)
Opt outs (Remove me from your mailing
list)
Websites crawled by bots
Free giveaways / subscriptions / etc
Contests / game sites
Types of Spam
Email
Windows Messenger
Instant Messaging
Text Messaging
Tricks of the Spammers
1. Hosts with viruses that carry Trojans to
proxy spam.
2. Using open proxy servers to send spam.
3. Commercial spamming software.
4. Using HTML Infecting encoded spam mail.
5. Blasting spam to domains
6. Hiding adult subject lines with encoding.
One Man’s Spam…
 Is another Man’s ham (good email)
 Example:
 Web Hosting companies
 Local to the school system is an integral part of the
web presence and functionality
 In Idaho, the same web hosting IP space is just
another den of spammers.
 Companies in the business of selling web space are
not policing content, not their job…
Where do I start?
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Inbound SMTP mail
Registering your SPF record
Developing a strategy to address the growing
problem
Any Ideas?
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SURE!
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Welcome
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Lightspeed TTC Overview
Six Integrated Functions of Total Traffic
Control
– Network Reporting
– Spam & Email Filtering
– Web Content Filtering
– Desktop Security: Virus & Spyware
Protection
– Gateway Security: Network & Desktop
–9 Network Traffic Management
14 Methods of addressing SPAM
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Known spammers, unknown
IPs, unknown senders,
unknown domains, blocking
URLs
RBL server lookups
Whitelists
Blacklists
Greylisting
Adult subject-line scanning
Attachment virus scanning
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Body virus scanning
End-user whitelisting
User-defined spam
patterns for zero-hour
attacks
Bayesian statistical
analysis
Local learning
User managed spam
summary
Challenge E-Mail / Reply
How does it help me?
 Visibility
– Gives you the ability to report on your
traffic patterns
 Enable
– Empowers the administrator with
methods to address traffic
 Auditing
and Trending
WHY Lightspeed and TTCv6.0?
 No other product does it all
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Functionality – Replaces 5 to10 other products
Flexibility – Use anywhere on network
Ease of use – No scripting language
 Result is
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Less money (hard cost)
Less work (soft cost)
More control (peace of mind)
See All – Control All – Manage One
Questions?
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