Collaborate Disseminate
So I’m making a distributed recovery system which consists of a bunch of hidden usb sticks. I plan to have the file be an executable, probably in the form of a appimage, which will contain my encryption software and encrypted volume.
The o… Continue reading Is there a way for a file/binary/exexutable to verify it’s own integrity?
The apps in Apple’s productivity suite each support encryption. The docs I’ve found don’t describe the details of how it works, so I wonder if anyone knows how secure this protection is. The reason I ask is because I know of other built-in… Continue reading How secure is the built-in encryption for macOS Pages, Numbers, and Keynote?
I see that HTTPS uses symmetric encryption for the file transfer, often AES. I also read that AES uses padding to help obfuscate the data itself. Though I am curious how powerful that padding is when downloading files.
If a server has a pu… Continue reading Is it possible to eavesdrop HTTPS encryptions by file size?
A heic file was sent to me via email. Is it possible to know when that particular heic file is created by the original user?
Continue reading How to know details of a particular file? [migrated]
I started playing with encrypting some personal files, and I exported the private key as an .asc file, but also on hard copy (plain paper) and can’t understand a thing about how it says to import it from there… It looks more like a recov… Continue reading How do I import a private key from a hard copy?
Currently we don’t have a server in a small organization with a very limited budget. We do backup by syncing files between workstations with Windows 10 OS. I’d like to encrypt these files because they contain sensitive data and I don’t wan… Continue reading Should I encrypt backup files with WinRar?
I have a simple file server running on a small Ubuntu machine that facilitates file sharing and 2 way folder syncing between my and my girlfriend’s computers through SFTP over a private network.
The setup works great for my purposes, and I… Continue reading At-rest encryption. Use SFTP log-in credentials to access encrypted drive or folder
I have a simple file server running on a small Ubuntu machine that facilitates file sharing and 2 way folder syncing between my and my girlfriend’s 4 computers through SFTP over a private network.
The setup works great for this purpose. I … Continue reading At-rest encryption. Use SFTP log-in credentials to unlock/decrypt encrypted drive or folder on an Ubuntu Linux server
Is there software available that makes it easy for multiple authorisations to be required before a file can be opened? The simplest solution I’ve found online is to encrypt a file with a password, split the passwords into multiple pieces a… Continue reading What’s the best way to only allow a file to be opened with multiple people’s authorisation?
I’m working on a photo sharing app that stores files in the cloud, encrypted, and lets you share those files with others. To do that, as suggested in answers to this previous question:
files are encrypted locally with a symmetric key, the… Continue reading Naming encrypted files in the cloud, without leaking info about their content