What is Sanitisation?
Cleaning user input to remove potentially harmful content
Why It Matters
Sanitisation prevents security attacks by removing malicious code from user inputs
Real-World Example
Removing HTML tags from a comment to prevent malicious scripts from running
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Related Terms
Validation
Checking that data meets requirements before processing it
Authentication
The process of verifying who someone is, usually through a username and password
Authorisation
Determining what actions or data a verified user is allowed to access
OAuth
A standard that lets you log into apps using your existing accounts from Google, Facebook, or other providers
JWT (JSON Web Token)
A secure digital pass that proves who you are without needing to check the database every time
SSL/TLS
Security technology that encrypts data sent between your website and your users