Top "Spam" questions

Effective method to hide email from spam bots

On my homepage, I'm using this method to hide my email from spam bots: <a href="admin [at] example.…

html algorithm email spam

Should I use the Reply-To header when sending emails as a service to others?

Suppose we have an application that acts as a middleman, allowing Company A to send reports to their customers. Company …

email spam email-headers phishing

How do I prevent mails sent through PHP mail() from going to spam?

I am using PHP's mail() function to send emails (sendmail process is running). But all the mails are going to …

php email spam phpmailer

How to prevent robots from automatically filling up a form?

I'm trying to come up with a good enough anti-spamming mechanism to prevent automatically generated input. I've read that techniques …

forms spam

SPF issue: what causes softfail?

Whenever I use PHP to send emails to members of my site, the email ends up in the spam folder …

gmail spam spf

How to spamproof a mailto link?

I want visitors to be able to click on (or copy) an email address directly on my webpage. However, if …

html encoding obfuscation spam mailto

Preventing bot form submission

I'm trying to figure out a good way to prevent bots from submitting my form, while keeping the process simple. …

javascript jquery forms security spam

Prevent php web contact form spam

I am an amateur web designer, I have searched on stackoverflow.com and other websites and have found many fixes …

php forms contacts spam

How to configure AWS ELB to block certain IP addresses? (known spammers)

I am looking for a way to drop connections from known spam ip addresses on an Amazon's Elastic Load Balancer (…

amazon-web-services spam spam-prevention amazon-elb

Online SpamAssassin evaluation / RFC conformant check

I want to check the SpamAssassin SPAM score of E-Mails including headers generated by a script from a WebApp. Therefore …

email spam rfc spam-prevention spamassassin