encryption

I want to upload huge files >100Mb with FirebaseStorage lib, but I would also want to encrypt the file before uploading it. I could encrypt file before uploading it, but there might not be enough memory available for the bigger encrypted files. Is there any way to do this without creating...

Hi, I need to send a encrypted String from Android Phone to Windows computer. So I need a B4A Encrypt , and C# / vb.net Decrypt code. I have tried various DES, 3DES libraries. So if any one of you have got this right, please post the code below.

Hi There, i have search every where and can't seem to find a library for cipher input stream in b4j.the cipher library already available is not what i need.can someone tell me how to use CipherInputStream using java object or something

Hey guys :) I used this library to protect data Before the encryption, the database size was 104 MB, but after the encryption 98.2 MB. (The volume of the database was reduced to 6 MB).:D:D But After the release of the program, we see that the APK file size has changed from 22.5 MB to 104 MB...

I have a bash script in linux that works correclty, but i wantes to port the code to BJ4. Is it possible to achieve the same in B4J ?? I was thinking of the encrypt and string utils for the base64 encode !? curl --user username:password -H "Content-Type:text/xml" -i -X POST...

I have spent some time to make this Encryption Algorithm work. Firstly I tried to convert the java code into vb, but have several problems with Usigned Int bit calculations. Even using long numbers gave problems. So, I decided to embed java code inside a class file. Follows the code: The class...

Hi guys I recently created this class for a particular project, you can use it , you can google the RSA algorithm for more information. and merry Christmas :)