URL Tool

Encode or decode URL components for safe web usage.

Input Text

Result

RFC 3986 Web Standards

What is the URL Encoder & Decoder (Percent-Encoding)?

The 2FASafe URL Tool encodes and decodes Uniform Resource Identifiers (URIs) in accordance with the RFC 3986 standard. In web protocols, URLs can only contain a restricted set of ASCII characters. Special characters, spaces, punctuation, non-ASCII Unicode glyphs, and query delimiters (such as ?, &, =, and /) must be replaced with percent-encoded triplets (%20 for spaces, %2F for slashes) to prevent URL parsing errors, data corruption, and parameter injection vulnerabilities.

Strict RFC 3986 Percent-Encoding

Safely escapes reserved and unreserved characters into standard hexadecimal percent triplets for clean query strings.

Bidirectional Conversion

Easily swap between encoding raw parameter values and decoding obfuscated or percent-encoded tracker URLs back to plaintext.

Step-by-Step Tutorial: How to Use This Tool

Choose Operation

Select "Encode" to transform raw text into URL-safe strings or "Decode" to unescape percent-encoded URLs.

Enter URL or Query Parameters

Paste raw links, OAuth redirection URIs, or query parameter strings into the input field.

Copy the Clean Result

Review the converted output in real-time and copy it directly to your clipboard or API payload.

Frequently Asked Questions (FAQ)

Why is URL encoding necessary for web applications?

Without percent-encoding, characters like & or ? in parameter values are misinterpreted by web servers as query string boundaries, causing parameter truncation or server 400 Bad Request errors.

What is the difference between encodeURI and encodeURIComponent?

encodeURI preserves protocol delimiters like http:// and slashes for full addresses, while encodeURIComponent encodes all characters (including slashes and ampersands), making it mandatory for query parameter values.

Can URL decoding help inspect malicious phishing links?

Yes. Phishers often heavily percent-encode malicious redirection parameters to hide destination URLs. Decoding reveals the real target domain and tracking variables.