File System Encryption: When Is It Worthwhile?
Encryption is used to protect confidentiality. But what role should it play within your operating systems for protecting file systems? The answer often is, “it depends.” Physical Theft A laptop or detachable media such as USB-connected external disks and thumbdrives could easily be stolen or lost. Especially with smaller objects, you may not know which […]
Keeping Secrets: Select a Cipher
So you want to encrypt your sensitive information to protect its confidentiality. Good! But exactly how should this be done? There are many ciphers (or encryption algorithms) to choose from. Let’s see what choices are available. Splitting the Choices Selecting a cipher is like sharing bread with your friend. Wait. What? Let’s say you want […]