CAPTCHA
Pricing comparisons, vendor breakdowns and how modern CAPTCHA actually stops bots without punishing real users.
CAPTCHA · PoW CAPTCHA Explained: What It Is, and Why It Isn't Enough on Its Own Proof-of-work CAPTCHA explained — how the hash-puzzle mechanism works, why it went mainstream after reCAPTCHA's price hike, and what it still can't stop on its own. 
CAPTCHA · Procaptcha vs reCAPTCHA 2026: Data Controller, Pricing & Catch Rate Procaptcha and Google reCAPTCHA compared on the 2026 controller-model change, free-tier terms, catch rate against modern solvers, and cost above 100K assessments. Where each fits, and where they differ. 
CAPTCHA · Procaptcha vs Cloudflare Turnstile 2026: GDPR, Catch Rate & Lock-in Procaptcha and Cloudflare Turnstile compared on GDPR posture, catch rate against stealth headless bots, vendor lock-in and free-tier terms. Where each fits, and where they differ. 
CAPTCHA · Top hCaptcha Alternatives 2026: Invisible, Private, No Image Puzzles Best hCaptcha alternatives for 2026 — compare Procaptcha, Cloudflare Turnstile, reCAPTCHA v3 and Friendly Captcha on pricing, privacy and bot detection. 
CAPTCHA · reCAPTCHA vs hCaptcha 2026: Which One (and Why Procaptcha Often Wins Both) reCAPTCHA vs hCaptcha in 2026 — pricing, GDPR, catch rate compared. reCAPTCHA is cheaper at low volume, hCaptcha stricter, both are US data processors. CAPTCHA · reCAPTCHA vs Cloudflare Turnstile 2026: Which One (and When Procaptcha Beats Both) reCAPTCHA vs Cloudflare Turnstile in 2026 — pricing, catch rate and privacy compared. reCAPTCHA gives a score, Turnstile is free, both are US processors. CAPTCHA · hCaptcha vs Cloudflare Turnstile 2026: Which Wins (and When Neither Does) hCaptcha vs Cloudflare Turnstile in 2026 — pricing, catch rate and privacy compared. Turnstile is free but pass-only, hCaptcha stricter but paid. 
CAPTCHA · Forrester Wave Bot and Agent Trust Management Q2 2026: How Prosopo Compares Forrester's Q2 2026 Wave named 8 Bot and Agent Trust Management vendors. What each got dinged for, and how Prosopo — the specialist entry — compares. 
CAPTCHA · How to Stop PHP Form Spam (Without a Plugin) If your PHP mail script is being abused by bots, stop the bot before mail() runs — server-side CAPTCHA verification in a few lines of PHP, via Procaptcha. 
CAPTCHA · 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. 
CAPTCHA · Cloudflare Turnstile Alternatives 2026 — 8 Options Ranked Turnstile returns a pass/fail token and nothing to escalate to. How Prosopo, hCaptcha, ALTCHA and 5 others compare on catch rate, GDPR and price. 
CAPTCHA · Survey Companies Are Having Their Data Compromised by AI Bots AI bots now fill and submit online surveys at scale, poisoning your data. How to keep survey responses clean by blocking bots at submission with Procaptcha. 
CAPTCHA · We cut our Mongo DB costs by 90% by moving to Hetzner We moved MongoDB Atlas off AWS and onto self-hosted Hetzner boxes — 90% cost cut, no performance loss. Here's the setup, the Ansible, and what broke. 
CAPTCHA · reCAPTCHA is Changing Its Terms of Service — What Site Owners Need to Do Google's reCAPTCHA is showing 'Take action' on sites with older keys. What the ToS change means, which keys are affected, and how to remediate. 
CAPTCHA · 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. 
CAPTCHA · Procaptcha vs Friendly Captcha - Why Real Bot Protection Matters in 2026 Procaptcha vs Friendly Captcha in 2026 — catch rate, GDPR posture and pricing compared. Friendly is proof-of-work only; Procaptcha catches real bots. 
CAPTCHA · hCaptcha and GDPR - Privacy Claims Warrant Scrutiny Examination of hCaptcha reveals several potential friction points with GDPR principles. 
CAPTCHA · 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. 
CAPTCHA · 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! 
CAPTCHA · 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! 
CAPTCHA · 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! 
CAPTCHA · 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. 
CAPTCHA · 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. 
CAPTCHA · 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. 
CAPTCHA · TypeScript: Branded Types How to brand TypeScript types for norminal typing, providing an automated and easy-to-use way of making a type nominal. 
CAPTCHA · 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. 
CAPTCHA · Switching From reCAPTCHA to Prosopo: What's Involved What changes when you swap reCAPTCHA for Prosopo — integration surface, verdict shape, GDPR posture, and what your team sees in the dashboard. 
CAPTCHA · Vite: How to handle .node files Vite can't bundle .node native binaries — it treats them as raw JS and blows up. Our custom rollup plugin that copies .node files through the build. 
CAPTCHA · Invisible Captcha: A Silent Solution by Prosopo Invisible captcha blocks spam and abuse without a challenge screen — how Procaptcha runs silently in the background and only interrupts suspicious traffic. 
CAPTCHA · Why Am I Clicking Traffic Lights? The reCAPTCHA CAPTCHA Explained Traffic lights, cars and crosswalks in reCAPTCHA are not random — you've been labelling training data for Google's computer-vision models for a decade. Here's how the traffic-light CAPTCHA works, why it's still shown, and what a modern alternative looks like. 
CAPTCHA · What is a CAPTCHA? How the Challenges Work 🛡️ Unveil the secrets behind CAPTCHA, the digital gatekeeper standing between you and cyber chaos, in our captivating exploration of cybersecurity's unsung hero! 
CAPTCHA · TypeScript: Mapped Type Magic TypeScript mapped types can make Cat === Dog — a weird paradox. How to brand identical structural types so the compiler can tell them apart. 
CAPTCHA · 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. 
CAPTCHA · Google reCAPTCHA Price Hike: What Changed in 2024 & What It Broke Google's 2024 reCAPTCHA change cut the free tier from 1M to 10K requests/month. What actually changed, why it stung SMBs, and where teams moved next. 
CAPTCHA · Prosopo Procaptcha vs Google reCAPTCHA Procaptcha vs Google reCAPTCHA — decentralised, GDPR-clean and free at low volume vs the US data harvester. Which one actually protects your web forms.See what's reaching your site
A Bot Exposure Assessment is a 30-minute call with an engineer. We look at your traffic, show where your current setup leaves gaps, and agree how a trial would be judged. Nothing to install first.