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cryptpng
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v1.0
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26 Commits (master)
 

Author SHA1 Message Date
Trivernis b2349f962f
Update README.md 4 years ago
trivernis 6b746d9369 Increase verbosity of console output 4 years ago
trivernis 8fca0a63de Remove duplicated flags since it looks ugly in --help 4 years ago
trivernis ee3e75640c Add overwrite confirmation check if the output file exists 4 years ago
trivernis 5b82b7c06d Add checksum verification for chunk data 4 years ago
trivernis 9f5dfd5fc8 Update README hash algorithm 4 years ago
trivernis 5038198256 Change cli syntax 4 years ago
trivernis ce4242f87f Change Password derivation function to use scrypt for the hash 4 years ago
trivernis 2136543726 Remove base64 encode/decode step 
Remove the base64 encode/decode step as it only increases the size of the cipher but not the security.
 4 years ago
trivernis 29b0ed32f2 Update README 4 years ago
trivernis 9dac6d4d29 Update README 4 years ago
trivernis a3d43dc9be Add salt to password hash and store it in an extra chunk 
Add a salt that is appended to the input password and is stored in the `saLt` chunk
 4 years ago
trivernis e0c508fb3c Change `make([]byte, 0)` to type annotation 4 years ago
trivernis 7d274257bc Change storing of the data to use multiple chunks 
Data needs to be stored in multiple chunks with a maximum size of 1MB in order for image viewers to still handle the files. Especially libpng had problems with too large chunks sizes.
 4 years ago
trivernis d340e93700 Remove storing raw data 
Remove the storing of the raw chunk data and use ChunkData.GetRaw() insted to decrease the memory impact
 4 years ago
trivernis ecc098ea69 Update README 4 years ago
Trivernis 373cb61a90
Create LICENSE 4 years ago
trivernis bc0ba17583 Add usage to README 4 years ago
trivernis 14d584e330 Add masked password input and hash 
- Add password input that doesn't print the password
- Change the password to be hashed with sha512_256 to a 32 byte slice
 4 years ago
trivernis 66f3be84ad Replace readFileFull with ioutil.ReadAll 4 years ago
trivernis 621633263f Add option to decrypt data from an image 
Add flag -decrypt that decrypts the input image and writes the data into -out
 4 years ago
trivernis 9a564afc5b Move png utility stuff to seperate file 4 years ago
trivernis fe56f9adfe Fix resulting image only containing chunk data 4 years ago
trivernis c8fbb62f07 Cleanup 4 years ago
trivernis 6f1aaff9aa Add main file [WIP] 
Add cryptpng.go file as the main entrance. The writing of the data is currently not working.
 4 years ago
trivernis ba7f0522b0 Initial commit 4 years ago