I am trying to run Node.js app from jenkins which takes a backup of our API management platform. When we get a backup on jenkins server, we have below directories – Backup There are directories in secrets like abc, pqr, xyz which store some .txt files in it which has confidential data. I want to encrypt all files present in
Tag: encryption
How to programatically find the start and end bytes of LUKS header?
How can I programmatically determine the exact start byte and exact end byte of a LUKS header on a block storage device? I use Linux Unified Key Setup (LUKS) for Full Disk Encryption (FDE), so all of the data on my drive is encrypted using a strong master key that’s not derived from my passpharse, and I’m working on a
IvParameterSpec value different for each print
When trying to understand a problem I faced an interesting problem. The IvParameterSpec class cannot hold the IV fixed. It changes for every println. I am using the javac 10.0.2 version on Ubuntu Linux Each of the println prints different values. What is the problem here? Shouldn’t the values be the same? Answer According to the documentation of the method
check password linux user
I am on debian 9. I have a problem to check the password of a linux user in my scripts. I realized that the different linux tools for creating and modifying a user password gave results of different pattern in /etc/shadow To create a user I have in /etc/shadow In another script I want check the password input by the
File Encryption/Decryption with AES using Linux
I’m using the OpenWrt Linux distribution and I want to encrypt a file using AES. How can I do that quickly and easily, and how can I—or someone else—decrypt it again? Answer The quickest and easiest way is to use openssl util (provided by openssl-util package). For example, to encrypt a file, issue the following command: To decrypt:
Can a program leave no traces behind when handling passwords?
There is a script that generates a passwords and stores it in a variable and in a file. Then the password in the variable is used to encrypt another file. That’s it! Now that is not hard to write the hard part is: Can you delete all traces? Because from what I have read the commands in the script (and