Follow the guidelines on how to encrypt a file in Linux
The need to encrypt a file arises when you are worried about the security of the file. The Linux operating system, which is usually considered to be secure, has many tools to encrypt files. The method to encrypt a file in Linux using Gpg is given here.
Encrypt a file using gpg:
GnuPrivacy Guard (gpg) is an encryption software in Linux. When encrypted using gpg, only the receiver will be able to decrypt the file. The gpg software makes use of a public key and a private key for encryption and decryption. Before encrypting a file, make sure you have generated your key, and have the public key of the receiver. The steps for this complete process are given below.
First Step : Generate your key
Second Step : Import the receivers public key
Third Step : Sign the receiver's key
Fourth Step : Share your key
You can share your public key in a file and have to export it to the gpg key store. Use the following Linux command. gpg --output file_name.key --armor --export your_email_address
Fifth Step : Encrypt a file
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