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Công cụ mã hóa/giải mã AES

AES encrypt decrypt tool: support AES encryption and decryption with key and IV for development and security, with one-click copy, offline and multilingual.

Cách sử dụng

Chọn mã hóa hoặc giải mã, nhập mật khẩu và văn bản (nhập văn bản mã hóa Base64 khi giải mã), kết quả được tạo theo thời gian thực.

Overview

AES Encrypt / Decrypt is a Developer tool. AES encrypt decrypt tool: support AES encryption and decryption with key and IV for development and security, with one-click copy, offline and multilingual. It runs 100% in your browser with no upload, so you get instant results with privacy. Whether you need a quick answer or batch processing with precise control, you can enter, validate and export in seconds. The UI is responsive on mobile, tablet and desktop and supports one-click copy.

Use cases

  • Daily use of AES Encrypt / Decrypt: Choose encrypt or decrypt, enter a password and text (Base64 ciphertext for decrypt). The result updates live. — enter and get instant results without manual lookup.
  • One-click copy keeps results ready to save, check or share with family and pros.
  • Use AES Encrypt / Decrypt offline or on poor network — all calculations stay local and private.
  • Debug URL/Base64/JWT encoding
  • Hash and verify integrity

How to use

  1. 1 Choose encrypt or decrypt, enter a password and text (Base64 ciphertext for decrypt). The result updates live..
  2. 2 Choose encode/decode/hash and options
  3. 3 Review highlighted errors and counts
  4. 4 Copy or download the result

Highlights

  • Local & private: processing stays in your browser
  • Live validation with tolerant parsing
  • One-click copy and export for docs, code or sheets
  • Batch and offline support under poor network

Notes

  • Huge payloads may use more memory
  • Hashing is irreversible
  • Whitespace and padding matter

FAQ

Why did decoding fail?
Illegal characters or wrong charset are common causes.
Will my data be uploaded?
No. Everything runs locally in your browser.
How is AES Encrypt / Decrypt different?
It runs locally with a focus on speed and privacy, plus tolerant parsing for “aes decrypt, webcrypto” and one-click copy for reuse.
Can I use results in official reports?
Use it as a working draft and cross-check with authoritative sources; keep the exported log and parameters for traceability.
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All calculations run locally in your browser; nothing is uploaded.