16 October 2026
Three kinds of challenges, explained without the marketing Cloudflare offers several ways to make a visitor prove they aren't a script. They aren't interchangeable. Interactive challenge. The visitor sees a checkbox or a…
@CloudflareDefenseDesk
12 October 2026
Testing a rule safely: the staged rollout nobody does Pushing a new WAF rule directly to production is how outages start. A staged approach costs an hour and prevents most of them. Stage 1. Write the rule with action "lo…
@CloudflareDefenseDesk
09 October 2026
APIs and web pages need different rate limits, and here's why A browser loading a page makes a burst of requests, then goes quiet for the time it takes a person to read. An API client makes steady, evenly spaced calls, s…
@CloudflareDefenseDesk
05 October 2026
Rules across many domains: structure before you scale One domain is easy. Fifteen domains with slightly different rules is a maintenance nightmare unless you plan the layering. A structure that holds up: — Account-level …
@CloudflareDefenseDesk
30 September 2026
Bot score false positives: what the logs actually tell you Bot Management assigns each request a score from 1 to 99. Low means likely automated, high means likely human. Rules typically challenge anything under a thresho…
@CloudflareDefenseDesk
29 September 2026
Debugging a "why was I blocked" ticket in five minutes A user writes in with a screenshot of the challenge page or an error. Here's the quickest path to an answer. 1. Ask for the Ray ID from the bottom of the error page.…
@CloudflareDefenseDesk
28 September 2026
Managed rulesets or custom rules: what each one is for Managed rulesets are pattern libraries maintained by Cloudflare: SQL injection signatures, known exploit paths, bad user agents. Custom rules are expressions you wri…
@CloudflareDefenseDesk
27 September 2026
Geographic rate limiting: tighter for some countries, but never a wall Blocking a whole country is the loudest tool in the panel and almost always the wrong one. Real customers travel, use VPNs and roaming SIMs. Bots ren…
@CloudflareDefenseDesk
26 September 2026
Launching a campaign: prepare your Cloudflare rules before the traffic arrives A paid campaign creates a traffic spike that looks a lot like an attack. Same landing page, same referer pattern, thousands of hits in minute…
@CloudflareDefenseDesk
25 September 2026
Why a WAF rule that looks right still blocks legitimate traffic A common expression: block requests where the user agent is empty. Sounds sane. In practice it takes down webhook deliveries from payment providers, some mo…
@CloudflareDefenseDesk
24 September 2026
Challenge, block or log: picking the right action for a rule The action you attach to a rule matters as much as the expression. Here is how to choose. Log. Use it first, always. It writes matches into analytics without t…
@CloudflareDefenseDesk
23 September 2026
Rate limiting rules that punish your own users: the three classic mistakes Most rate limiting rules go wrong not because the threshold is too low, but because the counting key is wrong. Mistake 1: counting by IP alone. C…
@CloudflareDefenseDesk
22 September 2026
Rate limiting stops volume. Bot management stops intent. Most teams confuse these two. Rate limiting counts requests and blocks excess traffic when thresholds are hit. It's blunt: if you get 1000 requests per second, it …
@CloudflareDefenseDesk
