Cloudflare firewall rules examples github To create custom rules using the Cloudflare dashboard, refer to Create custom rules in the dashboard. Be careful when using :func:`cf. Sign in Product example-tf/ ├── demo_account_a # per account segregation of resources │ ├── users # top level directory for account members as they are "zoneless" │ │ ├── provider. alterix - Converts Sigma rules to the query language of CRYPTTECH's SIEM; AttackIQ - Sigma Rules integrated in AttackIQ's platform, and SigmAIQ for Sigma rule conversion and LLM apps; Atomic Threat Coverage (Since December 2018) AttackRuleMap - Mapping of Atomic Red Team tests and Sigma Rules; Confluent Sigma - Kafka Streams supported Sigma rules Navigation Menu Toggle navigation. Parameters: sqlInjectionBlock(true if you want request ip ban from Cloudflare. It can be used as an alternative to Pi-Hole or other adblocking solutions. tf # `provider. Cloudflare Block Bad Bot Ruleset :lock: Firewall rules for cloudflare. This script shows how to list and extract global information from your rules. com, respectively. score gt 30) Action: Skip: All remaining custom rules Creates a new IP Access rule for an account or zone. Uses the cf. All the real work for invoking REST calls is done by Invoke-CFAPI4Request. The rule will apply to all zones in the account or zone. - Cloudflare-Firewall-Rules/README. example-tf/ ├── demo_account_a # per account segregation of resources │ ├── users # top level directory for account members as they are "zoneless" │ │ ├── provider. Contribute to SukhCheema/tf_files development by creating an account on GitHub. The matching engine that powers the WAF rules supports the wirefilter syntax using the Rules language. 1 and http. To enable the Cloudflare OWASP Core Ruleset for a given zone using the API, create a rule with execute action in the entry point ruleset for the http_request_firewall_managed phase. For more information, refer to WAF attack score . Creates a new IP Access rule for an account or zone. The module exposes all necessary attributes to configure rules for any Cloudflare product, whether at the account or zone level. Redirect Rules Cloudflare WAF (Web Application Firewall) rules + a script for their automatic updates. Cloudflare Infrastructure as Code Dynamical Allocation of Firewall Rules The following repository contains sample infrastructure as code for managing Cloudflare resources. src eq 203. - xiaotianxt/bypass-cloudflare-for-github-action Task Procedure; List all rules in ruleset: Use the Get a zone entry point ruleset operation with the http_request_firewall_custom phase name to obtain the list of configured custom rules and their IDs. net). client. 🛡️📦 A Cloudflare library wrapper to bulk import / export your firewall rules using Cloudflare's API. com and example. Learn how to configure firewall settings step by step to secure your website against threats. This repository provides a complete Cloudflare WAF setup guide, including custom rules for bot protection, country blocking, and CAPTCHA verification. I also tried to make the module generic enough to easily expand upon. Welcome to Cloudflare’s WAF Custom rules documentation! This library is a wrapper that aims to easily create, modify, delete rules. hostname into a free Cloudflare account. purge_rules` method. You can also create custom rules using the Rulesets API. tf) is for managing the individual resources │ │ └── vars. Mar 19, 2025 · This example blocks requests based on country code (ISO 3166-1 Alpha 2 ↗ format), from requests with an attack score lower than 20. and links to the cloudflare-firewall-rules topic page so It automatically creates a custom Cloudflare firewall rule to mitigate attacks using Forced CAPTCHA and disables the rule if CPU usage normalizes after a set time User Agent Blocking rules block specific browser or web application User-Agent request headers ↗. GitHub Gist: instantly share code, notes, and snippets. - xiaotianxt/bypass-cloudflare-for-github-action Aug 29, 2022 · After a few days and responses from cloudflare support, my solution was this: Change to "Allow" my "bypassing" rule, since requests that match my filter, will not trigger the rest of firewall rules. Example: resp, err := c. I will added more user friendly interfaces and easier to use rules etc. The batch is handled as a transaction. 0. Expression : (ip. Cloudflare. com/firewall/cf-firewall-rules/fields-and-expressions A Cloudflare wrapper to bulk add / edit your WAF custom rules using Cloudflare's API. Features will be developed slowly, this is mainly here to benefit my uses. com website's root path (/) to their localized subdomains https://gb. For more information on deploying a managed ruleset, refer to Deploy a managed ruleset. You can include up to 25 rules in the JSON object array ( -d flag) to update as a batch. Relevant features include the dynamic provisioning of new rules and rulesets using Terraform's dynamic nested blocks. This page will guide you through the recommended initial steps for configuring the WAF to get immediate protection against the most common attacks. Automatically create firewall rules to block dangerous IPs - typisttech/wp-cloudflare-guard Automatically add the public IP of the GitHub Action runner to Cloudflare's firewall IP Access rules. - QuentiumYT/Cloudflare-Firewall-Rules The examples below include sample rate limiting rule configurations. In the Create firewall rule page that displays, use the Rule name input to supply a descriptive name. A Python utility script that allows you to update Web Application Firewall (WAF) custom rules across multiple Cloudflare zones simultaneously. - QuentiumYT/Cloudflare-Firewall-Rules The Firewalker project is not officially supported by Cloudflare or affiliated with Cloudflare in any way. These rules apply to the entire domain instead of individual subdomains. WAF Managed Rules migration; Firewall Rules to WAF custom rules migration; Rate limiting (previous version) deprecation property domains: list [DomainObject] . Building upon the rule that deploys the Cloudflare Managed Ruleset, the following rule configuration adds the matched_data object with the public key used to encrypt the payload: Note Creates a new IP Access rule for an account or zone. tf # `<subject>. This script is a lightweight example of how to update the same firewall rule on all your domains. Additionally, you can use these fields in rule expressions (custom rules or rate limiting rules) to protect your application against LLM abuse and data leaks. It enables defining rulesets as code, ensuring consistency and ease of management across various environments. Example 1 The following rule performs rate limiting on incoming requests from the US addressed at the login page, except for one allowed IP address. Inspired by nginx-badbot-blocker & worked with Cloudflare Firewall Rules. country in {"CN" "TW" "US" "GB"} and cf. - QuentiumYT/Cloudflare-Firewall-Rules 🛡️📦 A Cloudflare library wrapper to bulk import / export your firewall rules using Cloudflare's API. The problem is that "Bypass" was limited exclusively to block what was seen in the screenshot. Contribute to johdcyber/cloudflare-bypass-rules development by creating an account on GitHub. The Cloudflare Web Application Firewall (Cloudflare WAF) checks incoming web and API requests and filters undesired traffic based on sets of rules called rulesets. cloudflare. Task Procedure; List all rules in ruleset: Use the Get a zone entry point ruleset operation with the http_request_firewall_custom phase name to obtain the list of configured custom rules and their IDs. ) */ $ firewall-> sqlInjectionBlock (); /* Enabling block XSS injection attacks and it will ban from Cloudflare. Better handling compared to get_domains(), return directly the result key of the function I developed this module for a fairly specific task of adding a large number of firewall rules to Cloudflare. Cloudflare Block Bad Bot Ruleset projects stop and block Bad Bot, Spam Referrer, Adware, Malware and any other kinds of bad internet traffic ever reaching your web sites. Some example rules for CloudFlare firewall: https://developers. Override rules with the wordpress tag to set the action to block. Jan 8, 2021 · Currently we try to do automated blocking on cloudflare by creating IP access rules. Select Create a firewall rule. This example: Specifies the source IP address and the host. Get all domains as a list of DomainObject. Refer to Create custom rules via API for more information. This is a serverless adblocking solution that uses Cloudflare's Zero Trust Gateway to block ads by parsing a hosts file and creating a firewall rule to block the domains. Cloudflare Gateway allows you to create custom rules to filter HTTP, DNS, and network traffic based on your firewall policies. I have replicated my issue using the latest version of the provider and it is still present. During this time period, this │ resource is still fully supported but you are strongly advised │ to move to the `cloudflare_ruleset` resource. Example rule: Expression: (ip. 113. AttackIQ - Sigma Rules integrated in AttackIQ's platform, and SigmAIQ for Sigma rule conversion and LLM apps; Atomic Threat Coverage (Since December 2018) AttackRuleMap - Mapping of Atomic Red Team tests and Sigma Rules; Confluent Sigma - Kafka Streams supported Sigma rules; Detection Studio - Convert Sigma rules to any supported SIEM. Contribute to WANYEN2547/Cloudflare-Firewall-Rules development by creating an account on GitHub. Apr 22, 2025 · This example enables payload logging for matched rules of the Cloudflare Managed Ruleset, setting the public key used to encrypt the logged payload. The following example deploys the Cloudflare OWASP Core Ruleset multiple times at the account level through the following execute rules: First execute rule: Enable OWASP rules up to paranoia level 3 (PL3) and set the action to Managed Challenge. by creating an account on GitHub. This library is a wrapper that aims to easily create, modify, delete rules. com" and cf. Warning Sep 29, 2021 · Confirmation My issue isn't already found on the issue tracker. Cloudflare Expression Builder is a Deno module that simplifies the creation of expressions for Cloudflare's firewall rules. 6 on darwin_amd64 provi Usage: cf-terraforming [command] Available Commands: completion Generate the autocompletion script for the specified shell generate Fetch resources from the Cloudflare API and generate the respective Terraform stanzas help Help about any command import Output `terraform import` compatible commands in order to import resources into state version Print the version number of cf-terraforming Flags 🛡️📦 A Cloudflare library wrapper to bulk import / export your firewall rules using Cloudflare's API. Under When incoming requests match, use the Field drop-down list to choose an HTTP property (refer to the Fields reference for details). This is a collection of scripts that can be used to get a similar experience as if you were using Pi-hole, but with Cloudflare Gateway - so no servers to maintain or need to buy a Raspberry Pi! Jan 17, 2025 · Go to Security > WAF > Firewall rules. User Agent Blocking rules are applied after Zone Lockdown rules. Access any value of the object with the dot operator. AccessRule{ Mode: "block", Notes: c DirectFire Firewall Converter - Network Security, Next-Generation Firewall Configuration Conversion, Firewall Syntax Translation and Firewall Migration Tool - supports Cisco ASA, Fortinet FortiGate (FortiOS), Juniper SRX (JunOS), SSG / Netscreen (ScreenOS) and WatchGuard (support for further devices in development). com and https://fr. Automatically create firewall rules to block dangerous IPs - typisttech/wp-cloudflare-guard Cloudflare’s documentation. default is true. More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. md at main · QuentiumYT/Cloudflare-Firewall-Rules. Terraform and Cloudflare provider version Terraform v1. Setup your origin rules to send that Apr 20, 2023 · The Expression Editor is a text-only interface for defining rule expressions that supports the entire specification of Cloudflare’s Rules language, including parentheses as grouping symbols. It also provides a way to import & export new rules in your domain’s firewall. Apr 1, 2025 · Set the list of rules in the http_request_firewall_managed phase entry point ruleset to a single rule that executes the Cloudflare Managed Ruleset. This suggestion is invalid because no changes were made to the code. Availability Firewall for AI is available in closed beta to Enterprise customers proxying traffic containing LLM prompts through Cloudflare. While Firewalker tries to preserve the semantics of the Cloudflare WAF rule engine, there will always be some differences, so use it at your own risk as general guidance for local testing rather than the ultimate truth. waf. At the account level, WAF rules are grouped into rulesets. tf` (users. Aug 29, 2022 · After a few days and responses from cloudflare support, my solution was this: Change to "Allow" my "bypassing" rule, since requests that match my filter, will not trigger the rest of firewall rules. If you allow an IP address via Zone Lockdown, it will skip any User Agent Blocking rules. Cloudflare provides a sample Worker project ↗ on GitHub that does the following: Behaves as an S3-compatible storage to receive logs from Logpush. - knzcx/cloudflare-custom-waf-rule-updater This repository offers an in-depth guide to securing your website using Cloudflare's Free and Pro Firewall Rules Plan. IBM QRadar Add this suggestion to a batch that can be applied as a single commit. Suggestions cannot be applied while the Terraform HCL code generator. src. For example, if one would like to create a new Firewall rule which filters requests based on Cloudflare's CF-IPCountry HTTP header, then you'd start by implementing a new class which implements the IFirewallRule interface: Creates a new IP Access rule for an account or zone. CreateAccountAccessRule(accountID, cloudflare. Cloudflare Firewall Rules. Contribute to cloudflare/cloudflare-docs development by creating an account on GitHub. tf # manage all variables for this To prepare your Hetzner Cloud Firewall: Set the rule descriptions: Include __CLOUDFLARE_IPS_V4__, __CLOUDFLARE_IPS_V6__, or __CLOUDFLARE_IPS__ in the description of any incoming firewall rule where you want to insert Cloudflare networks. Custom Firewall rules can be added by creating a new class which implements IFirewallRule. Explore various firewall rules and configurations to enhance your website's security and protect it from potential threats. score field to ensure requests are not high-risk traffic. Cloudflare WAF (Web Application Firewall) rules + a script for their automatic updates. It is used if you want to replicate the rules from a domain to another one. This works on any account tier, especially free. score lt 20) The Cloudflare Web Application Firewall (Cloudflare WAF) checks incoming web and API requests and filters undesired traffic based on sets of rules called rulesets. Contribute to znixbtw/cloudflare-firewall-rules development by creating an account on GitHub. Block unwanted and malicious requests to enhance the security of your origin server! Dec 12, 2024 · Cloudflare Firewall Rules allows you to create rules that inspect incoming traffic and block, challenge, log, or allow specific requests. Second execute rule: Enable OWASP rules up to PL4 and set the action to Log. It provides a fluent API to build complex expressions and includes a validation method that uses Cloudflare's API to ensure the expression is valid. This will be used as a marker to identify which rules should be updated with the Cloudflare IP ranges. For Terraform examples, refer to WAF custom rules configuration using Terraform. :lock: Firewall rules for cloudflare. Sep 20, 2024 · This example updates several firewall rules using a single API call. Name Description Type Default Required; account_id: Cloudflare account ID to manage the zone resource in: string: n/a: yes: additional_tag_map: Additional key-value pairs to add to each map in tags_as_list_of_maps. host eq "example. Note: To create an IP Access rule that applies to a single zone, refer to the IP Access rules for a zone endpoints. You can perform the following operations: Apr 16, 2025 · The following Terraform configuration examples address common scenarios for managing, configuring, and using leaked credentials detection. tf` is for configuring the providers │ │ ├── users. Looking for some examples of waf rules for protecting my personal site, i have block geolocation except for my home country set up, and thats already stopped a TON of traffic. This repository offers an in-depth guide to securing your website using Cloudflare's Free and Pro Firewall Rules Plan. Cloudflare WAF (Web Application Firewall) rules + a script for their automatic updates. If you are using the Cloudflare API, refer to Common API calls. Cloudflare Rulesets Engine Terraform module simplifies the deployment and management of Cloudflare rulesets. bot_management. To access the Expression Editor, select Edit expression in the Create firewall rule page: This utilizes the ability to create a Cloudflare Firewall rule, monitor activity and set rules to act on certain activity. example. All other rules use the default action provided by the ruleset issuer. WAF Managed Rules migration; Firewall Rules to WAF custom rules migration; Rate limiting (previous version) deprecation DarkFlare Firewall Piercing (TCP over CDN). Oct 10, 2024 · Configure and deploy custom rulesets, rate limiting rulesets, and managed rulesets to multiple Enterprise zones, affecting all incoming traffic or only a subset (for example, all traffic to /admin/* URI paths in both example. Feb 13, 2025 · Create a redirect rule to redirect United Kingdom and France visitors from the example. Automatically add the public IP of the GitHub Action runner to Cloudflare's firewall IP Access rules. For more information, refer to the Terraform Cloudflare provider documentation ↗. - kamrullab/cloudflare-security-rules !DANGER! This script is cleaning all the rules from a domain. Jun 2, 2023 · `cloudflare_firewall_rule` resource is in a deprecation phase that will │ last for one year (May 1st, 2024). It also provides a way to import & export new rules in your domain's firewall. For example, if one would like to create a new Firewall rule which filters requests based on Cloudflare's CF-IPCountry HTTP header, then you'd start by implementing a new class which implements the IFirewallRule interface: This example: Specifies the source IP address and the host. Connecting WordPress with Cloudflare firewall, protect your WordPress site at DNS level. These logs will contain encrypted matched payload data. atpudowfuncgbwxtftoookrkfpbuddhjcdylwrxrmuqqxsnibqln