Latest studies show that over 97% of the spam is being sent to addresses that have been posted on public websites. In most cases they look like this:
<a href="mailto:[email protected]">[email protected]</a>
or even without a link:
Roughly, there are 3 options:
One of the most common ways for the spammers to get your email address is to use a specific software, a bot that crawls websites, public mailing list archives and/or other sites for emails. Address munging would basically mean changing your email address into something they can’t detect. It is the obfuscation process.
Use obfuscatr. It turns an email into code that you can copy and paste to your site.
If you are using Mac that is older than macOS Catalina, you may also want to download obfuscatr Dashboard widget.