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Security
These articles provide information about the administrative, physical, and technical safeguards that protect Fastly's product and services, as well as describe how to secure communications between Fastly and your origin servers and customers.
Access Control Lists
These articles describe how to restrict access to resources by allowing or blocking IP addresses with access control lists (ACLs).
Malicious actors can present themselves in a variety of ways on the internet. Automated tools can scrape information from your website, bots…
Read moreVarnish allows you to use access control lists (ACLs) , a feature that enables fast matching of a client's IP address against a list of…
Read moreYou can prevent specific IP addresses from accessing your service by adding them to a block list. Enabling this feature creates a condition…
Read moreAccess control lists (ACLs) allow you to store a list of permissions that Fastly will use to grant or restrict access to URLs within a…
Read moreClient-Side-Protection
These articles describe how to inventory client-side scripts that load on an end user's browser from defined areas of your website and provide a justification as to why each script is needed.
Fastly Client-Side Protection provides you with the ability to inventory and control the resources (e.g., scripts, images, and fonts) that…
Read moreTo get started with Client-Side Protection , create at least one website and Page . Together, a website and Page define the full URLs of…
Read moreA content security policy (policy) controls the resources (e.g., scripts, images, and fonts) that load on an end user’s browser for a Page…
Read moreAn inventory is a collection of the client-side scripts and security-impacting response headers that Fastly observes for a Page. Each…
Read moreIn the Fastly control panel, use the Client-Side Protection menu to access the pages associated with Client-Side Protection: Go to…
Read moreDDoS Protection
These articles describe the automatic DDoS Protection that keeps applications and APIs available and performant.
Fastly DDoS Protection provides metrics that help you analyze DDoS attack traffic directed at your applications, APIs, and origin servers…
Read moreIn the Fastly control panel, use the DDoS Protection menu to access the pages associated with DDoS Protection. Go to Security > DDoS…
Read moreRate Limiting
These articles describe how to work with Fastly's rate limiting features.
Rate limiting is a way to control the rate at which traffic flows through Fastly's network to your origins. You might need rate limiting if…
Read moreYou can use the Fastly Rate Limiting feature to create rate limiting policies. When you create a rate limiting policy, you define the…
Read moreTLS
These articles describe how to set up TLS certificates with Fastly services.
This guide describes how to use Fastly TLS to enable TLS 1.3 for a domain using a TLS certificate you provide or one that Fastly provides…
Read moreWhen you are connecting to origins over TLS , you may have errors. Hostname mismatches Error: Hostname mismatch Why the error appears Your…
Read moreIdentifying TLS terminated requests To maintain optimal caching performance, Fastly uses a TLS terminator separate from the caching engine…
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