How to Read Encrypted WhatsApp Messages on Android Without Keys

One of the reasons why WhatsApp becomes one of the most popular messaging services is because of the strong security feature. It encrypts messages from end to end, so the only ones who can read those messages are the sender and the receiver – unless someone else can open either the sender’s or receiver’s phones. But sometimes even the owner of the phone can’t access his/her phones due to technical glitches.

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Use PowerShell to Set Environment Variables

PowerShell Environmental variable stores the Windows Operating System information like the Operating System path where it installed, System Drive, User profile path, number of Processors, etc. They can be used by another program or the child parent processes because they are easier to work.Setting the environment variable using the PowerShell is the easy way, and for that, we can use either the simple variable appending method, the .Net method, or the Set-Item cmdlet.

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How to Add to Windows PATH Environment Variable

By default, most of these programs will add their own custom shortcuts to the Windows environment variables. The most used environment variable in Windows is probably the PATH variable. It basically allows you to run any executables that are located inside the paths specified in the variable at the command prompt without having to give the full path to the executable.

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How to Fix “not recognized as an internal or external command” in Windows

This is actually one of the most common errors you can face with the Command Prompt. As the error itself suggests, it couldn’t recognize the tool you were trying to use with the Command Prompt. There are various reasons why it happens, and also there are multiple ways to get around the “not recognized as an internal or external command” error on your Windows PC.

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How to encrypt or decrypt a file using C language

Data encryption means converting the original data into a form or code that can not be read or understand by any people (public). Because encrypted data can only be accessed by authorized person. Here authorized person means, a man who knows its decryption key (formula or password). Decryption key is a password or formula that is used to convert the cyphertext to plaintext or original text.

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