How to Protect Your Website From Spam

If your website has a contact form, comments or any place to submit information, spam will eventually find it. Automated bots flood forms with junk, hiding real enquiries among the noise.

Left unchecked, spam wastes your time, clutters your inbox and can even pose a security risk. Fortunately, there are effective ways to keep it under control.

Why spam happens

Most form spam is sent automatically by bots that crawl the web looking for forms to fill in. They are not interested in your business; they are simply exploiting an open door.

The goal is usually to advertise something, spread links, or probe for weaknesses. Either way, it makes your forms harder to use for genuine customers.

Use modern spam protection

A modern, invisible spam check on your forms stops most automated submissions without troubling real people. These quietly detect bots in the background.

Avoid old-style puzzles that force every visitor to decipher distorted text. They frustrate genuine customers and may cost you real enquiries.

Keep your software current

Spam and security go hand in hand. Keeping your website software, plugins and forms up to date closes the gaps that spammers and attackers rely on.

A well-maintained site is much harder to abuse than a neglected one, so regular updates are part of good spam defence.

Filter and review

Set up your forms and inbox so suspected spam is filtered out, but check the spam folder occasionally in case a genuine enquiry slips through.

If you allow comments, consider holding them for approval. A little oversight keeps your site clean and professional for every visitor.

Dealing with spam already in your analytics

Historical spam traffic in Google Analytics can distort your view of how the site is actually performing. If your data shows referral traffic from suspicious domains that have nothing to do with your business, those sessions are almost certainly bot traffic. Filter them out by creating custom segments that exclude known spam referrers — this gives you a cleaner baseline for comparing future performance.

GA4 has significantly improved bot filtering compared to Universal Analytics, automatically excluding many known bot sessions. However, spam form submissions and contact enquiries from non-human sources still reach inboxes. Review your enquiry emails for obvious spam patterns and use your spam filter settings and Honeypot fields to reduce the volume reaching you.