Tag Archives: BufferedOutputStream

How to encrypt and decrypt an audio file in Android?

Here is a simple example to encrypt and decrypt a audio file in Android. We will directly go to the implementation part. Demo Video You can check the demo video here. Download Library You can download the simple library from here. Aim Download an audio file from internet. Encrypt and save the encrypted file in Disk, so that… Read More »

Client-Server Programming in Android. Send Message to the Client and Back.

Hi all, Today I will show you how you can implement Client-Server architecture in an Android environment. What is a socket? An interface between application and network The application creates a socket The socket type dictates the style of communication reliable vs. best effort connection-oriented vs. connectionless Once configured the application can pass data to the socket for… Read More »

How to encrypt and decrypt a file using “AES” algorithm in Android? – Google’s Advice

This is a simple example showing how to encrypt and decrypt a file in android. what we will do in this post is 1. Generate a key for encrypting our data. 2. Create a file and save data using ENCRYPTION with our generated key to the SDCARD. 3. With the help of the key DECRYPT the File and… Read More »