Chris-Linfoot.net

Why?

On Topic - Mission Update

Best practice

SMTP fixup
Superstition (garlic, silver bullets, disclaimers)
Unintended consequences - Backscatter vectors
When should a machine respond to email?
Count your MXes
Another reason not to use port 25 for message submission
Closing the loop
In defence of $KeepPrivate
Never whitelist localhost
To block or not to block...

DOGTRAQ

Memo to Milo
Stealth feature in canine firmware may cause manure overruns

DNS block lists (blacklists)

Gmail, spam and blacklisting
Recommended DNSBLs
What port do I need to open for DNSBL queries?

Domain or IP literals

postmaster@, domain literal, RFC compliance...

Domino SMTP

The ideal server configuration document
A Domino MSA Server
Setting up Domino SMTP TLS
Some recommended server configuration settings
220 too much information
A Domino Anti-Spam Architecture
Domino server - Rejecting spam at the protocol level
Domino Server: SMTP Stats - part 1
Enforcing a local Domino sender policy
Groups in Domino Server Config Documents
Setting up and testing DNSBLs in Domino 6.x
SMTP and Internet Site Documents
SMTP Server: mail.example.com (192.168.0.1) disconnected. 0 message[s] received
Verify connecting host in DNS
Nolisting - Poor Man's Greylisting

Domino Web Servers

302, pagejacking and Domino
Blog templates and web site documents
Client side caching of images
Why GZip is disabled in D7
DOMCFG.nsf - what did I miss? (see comment 11)
Multiple SSL sites, single Domino server
Allow for basic authentication of some URLs (see comment 7)

Domino 4.6

Avoid Domino 4.6 as an SMTP server

Domino 7/8

Populating your whitelist using Pareto analysis
Identifying DNSBL false positives
Self Service Whitelisting
SMTP and Internet Site documents in D7
Making Nomad Work
SMTP Server: Authentication is not enabled in the SMTP Internet Site Document for...
Get ready for the ND7 whitelist
TNEFEnableConversion=0

Enhanced mail rules

Enhanced Mail Rules on D7
Free for a limited time
Getting started with enhanced mail rules
How to reject backscatter
Some minor tweaks

Idea Jam

SMTP whitelist should trump verify connecting hostname in DNS

Know your enemy

Spam proxies and back doors
You need spam
Unsafe at any speed
How to lay low an entire email community
Slammin'
Vista and Office 2007 banned from UK schools

SMTP AUTH

How to prevent SMTP AUTH abuse

Surviving...

Korean food
Earthquakes

Viruses

Quarantining unknown malware
Rejecting Netsky at source (554)
Some file types commonly found in email and what to do about them
Virus Stubs, Domino and Trend SMD3

Unable to post a comment? Please read this for a possible explanation...