Online Decryption AES
Need Custom Conversion?Quickly decrypt your encrypted data with ConversionTab's AES Decryption Tool. Retrieve your original information safely and efficiently using the AES algorithm.
decryption
with aes — passphrase-based, runs in your browser with CryptoJS.
This algorithm’s default string output is the salted format familiar from OpenSSL / CryptoJS block ciphers.
Uses the same passphrase as above. The file is read as UTF-8 text and should contain your ciphertext (e.g. the Base64/OpenSSL-style string from this tool).
.txt or plain text
Overview & guides
Quickly decrypt your encrypted data with ConversionTab's AES Decryption Tool. Retrieve your original information safely and efficiently using the AES algorithm.
Files are processed in your browser. Choose a file in the drop zone, run the conversion or action, then download the result. A preview area keeps the layout stable while you work.
- Click the dashed area or drop a file (max 500 MB where applicable).
- Wait for the preview when shown; adjust options if the tool provides them.
- Start the action, then save the downloaded file. Use Clear to reset the form.
- Are my files uploaded to a server? Processing runs locally in your browser; files are not sent to our servers for these tools.
- What are the size limits? Typical limits are shown next to the drop zone (often 500 MB for video-style tools).
- Which browsers work best? A recent version of Chrome, Edge, Firefox, or Safari is recommended.
Key Features and Benefits
Privacy & Security
All processes happen directly on your device, ensuring complete privacy and security for your data.
Speed & Efficiency
Experience fast and efficient processing, optimized for modern devices and browsers.
Versatile Tools
Convert, view, and edit files of various formats including text, images, videos, and more.
Cross-Platform Compatibility
Access our tools from any modern browser without the need for installations.
Browser-Based Processing
All processing happens directly in your browser. No uploads are required, ensuring speed and security.
No Installation Needed
Our tools are entirely web-based, so you can get started instantly without downloading any software.