Hash Generator
Compute MD5, SHA-1, SHA-256, and SHA-512 hashes for text or files right in your browser. Compare two hashes, verify checksums, and run integrity checks — all without sending any data to a server.
Tất cả hash được tạo hoàn toàn trên trình duyệt của bạn. Không có dữ liệu nào được gửi lên server.
MD5
128-bit hash (32 ký tự hex)
SHA-1
160-bit hash (40 ký tự hex)
SHA-256
256-bit hash (64 ký tự hex)
SHA-512
512-bit hash (128 ký tự hex)
Công cụ liên quan
Tất cả công cụAbout Hash Generator
Generate cryptographic hashes instantly in your browser. Supports MD5, SHA-1, SHA-256, and SHA-512 algorithms for both text and file inputs. All processing happens client-side — your data never leaves your device.
Key Features
- -Multiple hash algorithms (MD5, SHA-1, SHA-256, SHA-512)
- -Hash both text input and uploaded files
- -Instant client-side computation
- -One-click copy hash to clipboard
- -No data transmitted to any server
- -Compare two hashes for equality
Use Cases
File Integrity Verification
Verify downloaded files match original checksums to ensure they have not been tampered with during transfer.
Password Hash Comparison
Compare password hashes without exposing plaintext values. Useful for debugging authentication systems.
Data Deduplication
Generate hash fingerprints to identify duplicate files or content across large datasets.
Checksum Validation
Create and verify checksums for software releases, backups, and data transfers.
Frequently Asked Questions
What is a cryptographic hash?▾
Which hash algorithm should I use?▾
Is my data safe?▾
Can a hash be reversed?▾
Tips & Best Practices
- -Use SHA-256 or higher for security-sensitive applications
- -Always verify file checksums after downloading from untrusted sources
- -Never use MD5 for password hashing in production systems