How to Hide Sensitive Files in Encrypted Containers on Your Linux System

As penetration testers, we sometimes need to securely store customer data for prolonged periods. Bruteforce-resistant, vault-like containers can be created with just a few commands to protect ourselves from physical attacks and unintended data disclosures. The subject of cryptography and encryption are incredibly vast and complex. Rather than diving into ciphers, algorithms, AES, hash functions, and LUKS, this article will focus more on walking readers through setting up a simple but very secure file container. Essentially, we'll be creating a container (a file) that acts like a vault. When... more

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