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YFT
Client-side ProcessingUpdated 2026-02-11Report issue

Runs fully in your browser. Inputs stay on your device. See recent fixes on changelog.

Hash Identifier

Identify the type of a hash from its format and length.

FreeRuns in browserhash identifieridentify hash type

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About Hash Identifier

Identify the type of a hash from its format and length. Identify hash types online for free. Detect MD5, SHA-1, SHA-256, bcrypt, and more from hash strings. Shows likely algorithm, length, and confidence level. Provides instant lookups against a curated, built-in reference database that requires no internet connection. Results are displayed in a clear, structured format for easy reading and copying. Everything runs client-side in your browser for maximum speed and privacy — no data is sent to any server, and no signup is required.

Related tools: Hash Type Reference Table, HMAC Generator, Hash Comparator

How to Use Hash Identifier

  1. Enter the value you want to look up.
  2. The tool searches its database and returns results.
  3. Review the detailed information displayed below.

Frequently Asked Questions

What is Hash Identifier?
Identify hash types online for free. Detect MD5, SHA-1, SHA-256, bcrypt, and more from hash strings. Shows likely algorithm, length, and confidence level.
Where does the lookup data come from?
The reference data is sourced from authoritative and well-maintained databases, standards organizations, and official registries. Data is embedded directly in the tool for instant offline-capable lookups.
How current is the reference data?
The lookup data is updated regularly as part of the tool's release cycle. For data that changes infrequently (such as country codes or HTTP status codes), the embedded dataset is comprehensive and reliable.
Can I search by partial matches?
Yes, the lookup supports partial and fuzzy matching so you do not need to enter the exact value. Start typing and the tool will filter results in real time, making it easy to find what you need.
Is Hash Identifier free to use?
Yes, all lookups are completely free and unlimited. The reference data is built into the tool, so it works instantly without any account.
Is my data safe when using Hash Identifier?
Yes, lookups are performed against locally stored data in your browser. No queries or input data are sent to any external server.

Related Tools

Hash Type Reference Table
Reference table of common hash algorithms and their properties.
HMAC Generator
Generate HMAC digests using SHA-256, SHA-512, or MD5.
Hash Comparator
Compare two hashes securely with constant-time comparison.