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Spam >
Preventing
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(29)
Wikipedia - CAPTCHA
Explains how captcha features can keep spammers from signing up for certain accounts online, such as email or weblogs. Explains how the system can be circumvented as well.
Stop Spam Email
Offers advice under the categories of ISP filtering, services, software, sundries, hints and tips.
Graphic @ for Spam Prevention
Prevent e-mail siphons from harvesting your e-mail address by not using the commercial "@" character when displaying your e-mail address on a Web page; use a graphical "@" instead. Examples in Perl, OpenACS, PHP, and ColdFusion.
Redirect Mailto: For Spam Prevention
Prevent e-mail siphons from harvesting your e-mail addresses by separating the address from the Web page while still providing a way for users to click a link and have it open their local mailer. Examples in Perl, OpenACS, PHP, and ColdFusion.
Address Munging FAQ
How to spam-block ("munge") your email address.
How to Block E-mail Relaying
What to do when your computer is used to relay spam.
The Spammeister Guide to Spam
FAQ on spam including ways to reduce the flow of junk email or become spam free.
Spam Vampire
Aims to educate how spammers pay for bandwidth and how spam victims can fight back by endlessly loading their graphics to cost spammers money. Includes examples and customizable pages a victim can tailor to target specific spammers.
UIID: Universal Internet IDentification
Offers an ID number to replace email signature which can be used to avoid disclosing email addresses in case of harvesting.
Email Address Encoder
Offers simple and user challenge JavaScript based email encoder to prevent email harvesting.
Some Simple and Practical Means to Help Avoid Spam
Offers a few simple suggestions.
Agent Spam
Commercial spam / virus filtering services for corporations and ISP's.
Obsfuscate Email Addresses
Ciphers email addresses to foil spambots.
Anti-Spam tips and Resources for Webmasters
Tips to publish email addresses on the web more safely. Includes a text-to-image converter and javascript encoders.
Personal Email Networks: An Effective Anti-Spam Tool
An automated graph theoretic method for identifying individual users' trusted networks of friends in cyberspace. [PDF/PostScript]
Avoid Spam
Spam related news, articles, reviews, downloads and forums.
Email Redirection Technique
Step by step explanation of the email redirection technique to prevent spam from reaching to the end user.
BestPrac.Org
Learn about best practices in spam prevention and eradication.
BlackSpider Technologies
Provides spam filtering and virus protection for corporate customers.
Why Am I Getting All This Spam?
Report from the Center for Democracy and Technology analysing how email addresses posted on websites and in newsgroups attract spam, and how effective different obfuscation techniques are.
Sugarplum
Generates fake data to give to e-mail harvesting robots.
DMA: EMail Preference Service
Maintains a list of opt-out addresses.
Emailias
A service that allows a person to generate new e-mail aliases to give to websites that want contact information.
Email Protector
Hides email addresses from the spambots by using encryption and Javascript.
MailVeil spam prevention
Offers a service to munge email addresses using flash to prevent harvesting.
PHP Spam Poison (phpwpoison)
An automated page generator that create long lists of fake email addresses to poison the spammer's database.
MessageDefense, LLC
Offers services to businesses by acting as an agent between senders and recipients to prevent spam and other insecure email. Includes links to news on spam.
MessageLevel
The company that invented true Message Level Authentication for e-Mail. Provides an overview of the concept, product descriptions, how to get it for your organization and how to become a partner.
Stopping Spambots: A Spambot Trap
Neil Gunton describes his experiences with software programs browsing websites looking for email addresses, and the techniques he developed to stop them.
How Do Spammers Get Email Addresses?
Twelve ways spammers obtain email address. Includes links to websites explaining how to trace spammers down.
OptOutByDomain.com
Universal opt-out by domain list; created as a "convenient opt-out" measure per the CAN-SPAM act.
Paul Graham: Antispam
An intensive study essentially discussing spam-filtering techniques.
How do spammers harvest email addresses?
Several methods are described.
How to Stop Messenger Spam
Explains how to stop web pop-up spam advertising in Windows Messenger.
Anti-Spam | Stop Spam Bots
Converts HTML code to hide email address from spam bots.
Spam-Proof Your Web Page
Free service to encode the email addresses in your website so that they cannot be gathered by email robots.
SEC Suspends Trading of 35 Companies Touted in Spam Email Campaigns
Press release from the US Securities and Exchange Commission, explaining their recent actions to help curb stock tout spam.
Spam.org
Information about fighting and reducing spam. Links to major related sites and news.
SpamMotel
Offering anti-spam program and disposable email addresses.
Spambot Beware
How to avoid, detect and harass spambots. Spambots are programs that extract email addresses from web pages, which are then used as targets for spam.
Tim Williams: Anti-SpamBot Countermeasures
Ciphers email addresses to foil spambots.
unspam
A consulting company for businesses and governments promoting do-not-email registries. Includes spam news and articles.
No Spam Email
Private email address with your own domain and unlimited aliases prevents spammers from obtaining real email address.
Email address encoder
Transforms ascii email addresses into their equivalent decimal entity through the use of Character Entities.
Outlook Express Tutorial
Step by step explanation with screenshots of how to set filters.
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