Image Steganography

Hide secret messages in image pixels (LSB) or reveal embedded text.

$ drop cover image (PNG/JPG)Lossless PNG output prevents compression artifacts

$ cat tips.txt

Canvas LSB

How to Use

1Encode mode: choose cover image and write secret message
2Download stego PNG with embedded message
3Decode mode: upload PNG to reveal hidden message

Stats

Max Capacity

—

Message Size

—

Tips

•Uses Least Significant Bit (LSB) encoding in RGB channels
•Always save/share as PNG — JPG compression destroys hidden bits
•Higher resolution images can hold much larger text payloads

Example

Input

cover.png + 'Secret Message'

Output

stego.png -> Decodes to 'Secret Message'

$ cat tips.txt

Canvas LSB

How to Use

1Encode mode: choose cover image and write secret message
2Download stego PNG with embedded message
3Decode mode: upload PNG to reveal hidden message

Stats

Max Capacity

—

Message Size

—

Tips

•Uses Least Significant Bit (LSB) encoding in RGB channels
•Always save/share as PNG — JPG compression destroys hidden bits
•Higher resolution images can hold much larger text payloads

Example

Input

cover.png + 'Secret Message'

Output

stego.png -> Decodes to 'Secret Message'

$ megatools --free --fast --private ▊

No data leaves your browser.

About Us·Privacy Policy·Terms of Service

Support the project

BTCbc1q3aej7x9wlvl54syt4qm48xcdn6zqa64cm6dwj6

ETH0xae69f5bcf7762bb5fe34d3832fd7d1954054674b

SOL6Et2XmHSdAD4QBR9Apdt9AVeJ77ktr1piV49q7RD4SLk