Questions tagged [encryption]

Use this tag if you require the software to support encryption.

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Software to archive, organize and search for personal documents like invoices, bills, contracts etc

I am looking for a solution to put my scanned / photographed paper documents like invoices, bills, and already digital documents like pdfs, emails etc. int a folder on my local hard disk / NAS and be ...
0 votes
0 answers
26 views

Tool to decrypt Sookasa files

Does anyone have a tool that can decrypt .sookasa files? I had a Sookasa account many years ago integrated with Dropbox and during that time, a folder was deleted in an unrecoverable way. After that, ...
2 votes
2 answers
121 views

Best option for secure cloud file sync

I would like to sync my files, as dropbox does for example. However, I want my files to be very secure. The main things I want are for it to be secure, 'just work' without hassle, and reasonably fast. ...
1 vote
1 answer
32 views

Credit Card encryption techniques available and recommended libraries in java

Looking for some great Java libraries to encrypt the credit card information. Also the available encryption techniques available.
1 vote
2 answers
142 views

Best way to encrypt a text file in ubuntu (and possibly Android)

I am currently using a simple 7zip archive that I open with Gnome Archive Manager, and that level of encryption would be fine for my needs, but Gnome Archive Manager does copy the file to the temp ...
1 vote
1 answer
34 views

Need a recommendation on a C++ library for file encryption

What would be a recommended library to use for file encryption in C++? I am looking for a standard up-to-date data encryption. The file-encryption will be based on a password. Searching the web I came ...
1 vote
1 answer
55 views

What software can I use to encrypt all files that are copied out of a system?

What software can I use to encrypt all files that are copied out of the system(USB, network, email,...) such that only systems with the same encryption will be able to read the files. OS is Windows.
8 votes
2 answers
486 views

Cross platform disk encryption solution without admin privileges

I am looking for a cross platform (OS X 10.10 + Windows 7) encryption solution which can fully encrypt, decrypt and modify a USB disk (full disk encryption). Truecrypt does this, but you need admin ...
0 votes
1 answer
79 views

Open source libraries for asymmetric encryption for Android and iOS

I'm looking for open-source libraries for both Android and iOS (Swift) to help implement Asymmetric key encryption. I have the public Key and the library should help with AES-128 (data encryption) and ...
0 votes
3 answers
132 views

Is there a python cryptographic libraries like the MIRACL library?

MIRACL (Multiprecision Integer and Rational Arithmetic C/C++ Library) is a famous library used most of the time for implementing number-theoretic based methods of cryptography. I don't know how to ...
0 votes
2 answers
27 views

How to encrypt a directory so that it could be decrypted from Mac, Windows, and GNU/Linux

How to encrypt a directory so that it could be decrypted from Mac, Windows, and GNU/Linux? Preferably it could be used as a regular folder while ulocked.
0 votes
0 answers
26 views

Free encrypted cloud backup which can transfer only changed files

I'm looking for a way to back up my data on someone else's computer for free. I'm using Arch Linux. I currently have a 40+GB directory I want to backup somewhere. I've been using rclone with an ...
1 vote
2 answers
281 views

Sharing an encrypted file between Windows and Android

I'm looking for a way to share a very sensitive document between Windows (read and write access) and Android (read access at least, writing appreciated but not immediately necessary). What I ...
0 votes
0 answers
26 views

If I have a pdf and a password protected copy of a pdf with identical data, can I reverse engineer the password?

Basically just the title. Given an encrypted form of a file, can the unencrypted file be used to reverse engineer the password/method of encryption, and is there and software that can do that?
2 votes
0 answers
71 views

What modern mail services allow encrypted/PGP/GPG email to traverse their environment?

I'm trying to figure out how to run encrypted email. This market segment seems to have more media buzz than others, and deciphering marketing speak and wiki pages is tedious, especially factoring in ...
1 vote
1 answer
40 views

Mac keep password protected encrypted files

I need Mac software to keep password-protected encrypted files. I want to be able to decrypt the folder every time I need to access the files.
0 votes
0 answers
14 views

Tool to automatically encrypt contents of a single folder on a volume (Windows)

Please recommend tools that will encrypt the contents of a single folder on a single NTFS volume in Windows 7. To be clear, the utility must automatically encrypt any data saved/moved into the ...
-1 votes
2 answers
100 views

Looking for E2E encrypted voice chat without sockets

I am working for a big corporation from a remote location. The default for voice chat is Skype, which works most of the time alright. Unfortunately because of the VPNs, Firewalls and other networking ...
0 votes
0 answers
9 views

Full disk encryption after installation of the operating system

I am looking for a tool that automatically deploys full-disk-encryption on hosts with pre-installed operating systems. Must work with Linux/gpt. User should be able to decrypt the system via ...
0 votes
0 answers
60 views

How to play ffmpeg encrypted mp4 file on Android? Is there any android app to play ffmpeg encrypted video?

I use the below command on Windows to encrypt my video ffmpeg -i SampleVideo_1280x720_1mb.mp4 -vcodec copy -acodec copy -encryption_scheme cenc-aes-ctr -encryption_key 76a6c65c5ea762046bd749a2e632ccbb ...
0 votes
0 answers
13 views

Open source android application for file storage?

Is there an open source Android application for photo/video file storage that have password? App should keep selected files in "vault" what mean file is encrypted, absorbed by app and ...
0 votes
2 answers
89 views

Encryption software for Windows with no memory limit

I used Knox on the Mac which is a file/folder encryption software. However, I am moving over to Windows, so I'm looking for a similar software that does the same thing. I basically need a software ...
1 vote
2 answers
79 views

Can you recommend a command line JavaScript interpreter?

I would like to try out an AES encryption facility: https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.1.2/rollups/aes.js But without using a browser, with a command line tool, if it exists at all. ...
1 vote
0 answers
58 views

Does an encrypted QR reader Android app exist that uses public/private keys?

One of the ways I quickly copy small texts from my computer to my Android phone is through a QR code generator. I pipe the clipboard text into my QR code generator on my computer, then I scan the QR ...
0 votes
2 answers
48 views

Data privacy on shared external HDD

I have a shared external HDD with my family and want to encrypt/secure my data. Now we already have a software that password protects the overall hard drive but once the HDD is accessed, all folders ...
0 votes
0 answers
9 views

Partition cloner/backupper that supports encrypted partitions

Most Partition backup software don't support encrypted HDD partitions, like for example PS3 or PS4 encrypted HDDs. I've tried Easeus, Aomei, Macrium, Paragon,... There was only one tool called HDD Raw ...
1 vote
2 answers
116 views

Android 2.3+: Secure chat program from F-droid

I am looking for a secure chat program that: Works on Android 2.3+ Is available in F-droid or as APK (Available on Google Play is not enough) Is compatible between versions Is under a free (as ...
1 vote
2 answers
405 views

Encrypt my external hard disk (Linux + OS X + Windows)

I have some external hard disks. I have encrypted them with the default encryption utility that comes with OS X, so I get encrypted HFS+ disks. Now I need to encrypt the same disks, but I need to be ...
0 votes
1 answer
252 views

Encrypted To-Do app?

Looking for a To-Do app recommendation with following capabilities: Encrypted (at rest). Open-source. Mobile app. Web app or Windows desktop app. File attachment. Free basic version. Thank you.
0 votes
1 answer
117 views

Encrypted P2P Git Repository Synchronization

I am looking for a solution that will allow me to keep a Git repository in sync between my two workstations and my Android smartphone. My workstations turn on and off on a regular basis, and they are ...
1 vote
0 answers
22 views

Is there any software that can decode big QR code?

As you can see at Wikipedia, QR codes can be much bigger than usually they are. By enlarging the QR, one can insert more data into them. For instance, version 40 allows to encode up to 20 MB. I have ...
3 votes
2 answers
104 views

Browser-based end-to-end encrypted calls without registration

I am looking for a browser-based solution to make end-to-end encrypted calls without having to register (as in verify an email, sms, oauth etc.). From what I understand this could be accomplished ...
1 vote
0 answers
18 views

Utility to change password of ZIP compressed & encyrpted files

Please recommend a gratis Windows tool that will allow me to change the password of existing ZIP compressed archive files. I don't need a "cracking" tool. I know the existing password. I ...
0 votes
1 answer
26 views

Can I transfer a file larger than 4096 MB anywhere in the world using uTorrent safely and securely?

I want to send a file larger than 4096 Megabytes or 4 Gigabytes to anywhere in the world. It's a huge file. I know I can seed the file using uTorrent. And the person receiving the file can have a link ...
0 votes
0 answers
52 views

Encrypting a File per IP address

I am looking for software that can encrypt the file per IP Address or Key? Example: songs.mp4 is the file songs.mp4 is downloaded to my mobile phone Note: the used mobile can only access or open the ...
1 vote
0 answers
80 views

Open-source symmetric encryption software with own key management

I'm looking for an open-source encryption software that uses one or more symmetric encryption algorithms like AES. It should also be possible to use a hash algorithm for data consistency. I would also ...
0 votes
1 answer
59 views

Simple, statically-linked encryption program

I am looking for an easy encryption program, usable from the linux command line. Preferably a single static binary. I tried scrypt (tarsnap), but it prompts for a password with no way to input as a ...
1 vote
1 answer
580 views

Portable, no-admin, no-install, Win/Linux USB encryption/decryption on the go

I fear from losing my USB stick. I'm looking for an encryption program that can hide my USB files in such a way that I have only one file shown on Windows Explorer when it's first inserted. When I run ...
16 votes
3 answers
5k views

Portable encryption for USB flash drives

I believe this is a more specific question than Alternatives to TrueCrypt? with different answers. I have USB flash drives which I carry around and use on various computers at work and at home. I ...
2 votes
1 answer
3k views

portable veracrypt (alternative) without Admin-Privilege needs? [duplicate]

I was looking for longer for a VeraCrypt / Alternative to encrypt my ThumbDrive in my Schools-Computers. Basicly i have no admin rights there. Is there any alternative wich isn't a workaround - like a ...
3 votes
1 answer
4k views

Crossplatform encrypted file container alt for TrueCrypt?

I use a TrueCrypt volume on a USB device to move a corpus of confidential files between a Mac OS 10.6.8 machine and a Win XP machine (both directions). I have been using TrueCrypt 7.1a. What if any ...
1 vote
1 answer
55 views

linux/ubuntu os that follows Tails/Tor ideals

I am a new ubuntu user, So forgive me if I sound stupid, In my head my question sounds like it could work. so my question has 2 parts. Is there already a OS that can have just a basic file system ...
0 votes
1 answer
126 views

Which archive format is streamable and can encrypt the filenames too?

For example Zip is streamable or pipeable (at least the Linux version), but can not encrypt the filenames, only the data. 7zip and Rar are non streamable, eg it is impossible to pipe the compressed ...
5 votes
3 answers
2k views

Encrypted backup software for Windows

I'm looking for a software like Duplicity but for Windows - here is a basic list of features : After the initial backup, transfer only changed files (or even better, only transfer the changes, but ...
0 votes
1 answer
21 views

Simple, graphical Public / Private Key and RSA Keys Tool for Mac or Windows?

I'm looking for a simple GUI tool for Mac or Windows (ideally both) which makes working with keypairs easy. For example: Generate a public key, describe a key file, determine if a public and private ...
0 votes
1 answer
130 views

Software to encrypt videos to a format viewable in browsers on Mac, Windows 10, iOS 12, and Android

Using a PHP library that relies on ffmpeg, I was able to encrypt a bunch of videos (mostly mp4 but not all) to HLS m3u8 playlists of encrypted fragments. Using https://github.com/video-dev/hls.js, my ...
2 votes
0 answers
42 views

Linux tool to anonymize captured data packets for commercial use according to GDPR

I am working on a project where I have to identify anomalies in network traffic of business networks with machine learning. The algorithm is feeded with captured network packets from inside of the ...
0 votes
2 answers
94 views

App to encrypt and store all my photos online?

I don't like the idea that Google employees can view my private pictures. Is there a good app to encrypt and store all my photos in Dropbox or Google Drive?
90 votes
13 answers
21k views

Alternatives to TrueCrypt?

With the advent of TrueCrypt appearing to have been abandoned, what are my options for whole disk encryption going forward? I'm looking for options that will work with Linux distros as well as ...
3 votes
2 answers
321 views

Modern alternative to GnuPG for symmetric encryption on Linux

I'm looking for an alternative to GnuPG for symmetric encryption. Specifically, I want to encrypt short, secret files using a passphrase using Linux, and have them secured against modern attacks, such ...