Topic

CAPTCHA

Pricing comparisons, vendor breakdowns and how modern CAPTCHA actually stops bots without punishing real users.

Forrester Wave Bot and Agent Trust Management Q2 2026: How Prosopo Compares
CAPTCHA Jun 25, 2026

Forrester Wave Bot and Agent Trust Management Q2 2026: How Prosopo Compares

Forrester Wave Bot and Agent Trust Management Q2 2026 named 8 vendors. Compare DataDome, HUMAN, Kasada, Arkose Labs and the Prosopo alternative.

Chris Taylor

Chris Taylor

12 min
How to Stop PHP Form Spam (Without a Plugin)
CAPTCHA Jun 24, 2026

How to Stop PHP Form Spam (Without a Plugin)

If your PHP mail script is being abused by bots, the fix is to stop the bot before mail() runs. Server-side CAPTCHA verification in a few lines of PHP, with the Procaptcha API.

Chris Taylor

Chris Taylor

6 min
Best CAPTCHA 2026: 7 Top Solutions Compared
CAPTCHA Jun 11, 2026

Best CAPTCHA 2026: 7 Top Solutions Compared

What is the best CAPTCHA in 2026? Compare pricing, privacy, GDPR compliance and bot-stopping power across the 7 leading CAPTCHA solutions.

Hugh Parry

Hugh Parry

10 min
Cloudflare Turnstile Alternatives 2026: Free & Privacy-First
CAPTCHA Apr 15, 2026

Cloudflare Turnstile Alternatives 2026: Free & Privacy-First

Cloudflare Turnstile alternatives for 2026: 8 vendors compared on catch rate, GDPR posture, pricing and lock-in. See which teams pick Procaptcha, hCaptcha, ALTCHA or Friendly Captcha over Turnstile, and why.

Hugh Parry

Hugh Parry

8 min
Survey Companies Are Having Their Data Compromised by AI Bots
CAPTCHA Nov 25, 2025

Survey Companies Are Having Their Data Compromised by AI Bots

Research has shown that AI bots can now populate and submit online surveys with relative ease. Learn how to avoid your survey data being compromised by bots using Procaptcha.

Hugh Parry

Hugh Parry

4 min
We cut our Mongo DB costs by 90% by moving to Hetzner
CAPTCHA Nov 12, 2025

We cut our Mongo DB costs by 90% by moving to Hetzner

We made the switch from AWS-hosted MongoDB Atlas to a self-hosted solution on Hetzner, resulting in a 90% reduction in costs while maintaining performance and reliability.

Chris Taylor

Chris Taylor

3 min
reCAPTCHA is Changing Its Terms of Service
CAPTCHA Nov 10, 2025

reCAPTCHA is Changing Its Terms of Service

Google reCAPTCHA is changing its terms of service. Find out what this means for site owners and the pricing implications.

Chris Taylor

Chris Taylor

2 min
Procaptcha vs hCaptcha 2026: Pricing, Free Limit & GDPR
CAPTCHA Aug 13, 2025

Procaptcha vs hCaptcha 2026: Pricing, Free Limit & GDPR

Procaptcha vs hCaptcha: pricing, free tier limits, GDPR compliance, and UX compared. See why teams switch from hCaptcha to Procaptcha.

Hugh Parry

Hugh Parry

8 min
Procaptcha vs Friendly Captcha - Why Real Bot Protection Matters in 2026
CAPTCHA Aug 13, 2025

Procaptcha vs Friendly Captcha - Why Real Bot Protection Matters in 2026

Comprehensive comparison of Procaptcha vs Friendly Captcha revealing why Friendly Captcha's minimal bot protection fails against real threats. Discover superior security with Procaptcha.

Hugh Parry

Hugh Parry

9 min
hCaptcha and GDPR - Privacy Claims Warrant Scrutiny
CAPTCHA Apr 22, 2025

hCaptcha and GDPR - Privacy Claims Warrant Scrutiny

Examination of hCaptcha reveals several potential friction points with GDPR principles.

Hugh Parry

Hugh Parry

7 min
How to Choose a GDPR-Friendly CAPTCHA for WordPress
CAPTCHA Apr 18, 2025

How to Choose a GDPR-Friendly CAPTCHA for WordPress

Stop spam & stay GDPR-compliant! Learn how to choose a GDPR-friendly CAPTCHA for WordPress that boosts security without tracking.

Chris Taylor

Chris Taylor

2 min
How to Integrate CAPTCHA Without Violating User Rights
CAPTCHA Apr 12, 2025

How to Integrate CAPTCHA Without Violating User Rights

Integrate CAPTCHA the right way! Ensure security, privacy, and accessibility without violating user rights. Follow our expert guide for best practices!

Chris Taylor

Chris Taylor

2 min
What is the Future of CAPTCHA and Online Privacy
CAPTCHA Apr 3, 2025

What is the Future of CAPTCHA and Online Privacy

Discover the future of CAPTCHA! Learn how AI, privacy-first authentication & invisible security are shaping online privacy. Stay ahead - read now!

George Oastler

George Oastler

4 min
Which Security Risks Does CAPTCHA Pose: Critical Flaws?
CAPTCHA Mar 25, 2025

Which Security Risks Does CAPTCHA Pose: Critical Flaws?

Discover the critical flaws in CAPTCHA security that hackers exploit. Learn how to protect your site from threats. Stay secure - read now!

Hugh Parry

Hugh Parry

3 min
How to Test Your Ansible Playbooks Locally
CAPTCHA Jul 30, 2024

How to Test Your Ansible Playbooks Locally

Testing your Ansible playbooks locally can save you time and effort. Here are some tips to help you get started.

Chris Taylor

Chris Taylor

10 min
tsx vs ts-node: Time to Drop ts-node for tsx
CAPTCHA Jun 26, 2024

tsx vs ts-node: Time to Drop ts-node for tsx

tsx vs ts-node compared: why tsx runs TypeScript faster than ts-node, and how to migrate your Node.js scripts away from ts-node today.

Chris Taylor

Chris Taylor

4 min
actions/cache@v3 restore: GitHub Actions Cache Fix
CAPTCHA Jun 18, 2024

actions/cache@v3 restore: GitHub Actions Cache Fix

Fix GitHub Actions caching with actions/cache@v3 and actions/cache/restore: share caches across branches and evict old caches faster.

George Oastler

George Oastler

10 min
TypeScript: Branded Types 🔧
CAPTCHA Apr 22, 2024

TypeScript: Branded Types 🔧

How to brand TypeScript types for norminal typing, providing an automated and easy-to-use way of making a type nominal.

George Oastler

George Oastler

10 min
What is the best value CAPTCHA in 2024?
CAPTCHA Apr 13, 2024

What is the best value CAPTCHA in 2024?

Find out what the best value CAPTCHA is in 2024 and how it compares to other popular CAPTCHA solutions.

Chris Taylor

Chris Taylor

4 min
How Much Does Prosopo Procaptcha Cost Compared to reCAPTCHA?
CAPTCHA Apr 9, 2024

How Much Does Prosopo Procaptcha Cost Compared to reCAPTCHA?

A comparison of the costs of using Prosopo Procaptcha and Google reCAPTCHA for website security. Google reCAPTCHA's price hike has caused quite a stir in the digital community. In this article, we compare cost of using Google reCAPTCHA with Prosopo Procaptcha, a private, community-powered CAPTCHA service.

Chris Taylor

Chris Taylor

4 min
Vite: How to handle `.node` files
CAPTCHA Apr 8, 2024

Vite: How to handle `.node` files

Work around for handling `.node` files in vite using a custom plugin. `.node` files are the nodejs way of providing platform specific code. This sounds great, until Vite enters the mix. Vite has no ability to handle native binaries whilst bundling, interpreting `.node` files as raw js. In this article we discuss how to handle `.node` files in Vite.

George Oastler

George Oastler

10 min
Invisible Captcha: A Seamless Solution by Prosopo
CAPTCHA Apr 2, 2024

Invisible Captcha: A Seamless Solution by Prosopo

Invisible Captcha is a powerful tool for protecting your website from spam and abuse without disrupting the [user experience](/glossary/terms/user-experience/). Learn how it works and why it's a valuable addition to your security arsenal.

Chris Taylor

Chris Taylor

2 min
Why am I clicking traffic lights? The reason Google reCAPTCHA frustrates users
CAPTCHA Mar 15, 2024

Why am I clicking traffic lights? The reason Google reCAPTCHA frustrates users

The choice of traffic lights, cars, and urban scenery for reCAPTCHA challenges is not arbitrary. In this article, we discss the reasons why millions of people around the world have been asked to click on pictures of traffic lights and bikes for most of the last decade!

Hugh Parry

Hugh Parry

5 min
Unveiling the Mysteries of CAPTCHA: A Fun Dive into Cybersecurity 🛡️
CAPTCHA Mar 14, 2024

Unveiling the Mysteries of CAPTCHA: A Fun Dive into Cybersecurity 🛡️

Unveil the secrets behind CAPTCHA, the digital gatekeeper standing between you and cyber chaos, in our captivating exploration of cybersecurity's unsung hero!

George Oastler

George Oastler

2 min
TypeScript: Mapped Type Magic 🪄
CAPTCHA Mar 13, 2024

TypeScript: Mapped Type Magic 🪄

Explore how TypeScript mapped types can create some perplexing paradoxes where Cat === Dog! An overview of how to brand identical types so that the TypeScript compiler can tell them apart from each other.

George Oastler

George Oastler

10 min
Stop giving your website data away!
CAPTCHA Feb 22, 2024

Stop giving your website data away!

Find out why reCAPTCHA, hCaptcha, and Cloudflare Turnstile may be secretly monetising your website data, and how Prosopo's Procaptcha is solving this problem.

Chris Taylor

Chris Taylor

5 min
Google reCAPTCHA Pricing: How the Price Hike Affects You
CAPTCHA Feb 18, 2024

Google reCAPTCHA Pricing: How the Price Hike Affects You

Google reCAPTCHA pricing changed: the free tier dropped from 1M to 10K requests/month. Here's what it means and how Procaptcha compares.

Hugh Parry

Hugh Parry

7 min
Prosopo Procaptcha vs Google reCAPTCHA
CAPTCHA Sep 20, 2023

Prosopo Procaptcha vs Google reCAPTCHA

Why Prosopo's decentralised, privacy-focused, and free solution offers a more user-friendly and secure alternative for protecting your web forms against bots, when compared to the industry standard reCAPTCHA

Hugh Parry

Hugh Parry

2 min
Prosopo Radar logo

Welcome legitimate users and agents. Stop the bots.

AI agents now act on behalf of real people — shopping, researching, booking. Block them all and you lose customers; allow them all and you invite abuse. Prosopo establishes trust on every request, so the legitimate humans and agents get through and the bad bots don't.

Smarter detection, transparent pricing, and complete privacy — no cookies, no tracking, no data sold on. Sign up for free and protect your site in minutes.