Questions tagged [encryption]

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

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Is possible to do a good FDE on Windows 10?

I would like to be able to encrypt my system disk in the classic way, using a password that is used to encrypt the disk. It is not possible to use bitlocker unless you accept to keep the key in the ...
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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 ...
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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 ...
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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 ...
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1answer
194 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.
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65 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 ...
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14 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 ...
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1answer
19 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. ...
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1answer
17 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.
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1answer
20 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 ...
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1answer
33 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.
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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 ...
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376 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 ...
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1answer
33 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 ...
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Need a tool/software to test and implement cryptography protocols in a cloud environment

Good day everyone I need your help in finding the right tools to simulate a data sharing protocol for cyber-physical cloud environment. My objective is to import a java written algorithm to that tool/...
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50 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 ...
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69 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 ...
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1answer
51 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 ...
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1answer
527 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 ...
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3answers
4k 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 ...
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1answer
1k 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 ...
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1answer
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 ...
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50 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 ...
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33 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 ...
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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 ...
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1answer
7 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 ...
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1answer
69 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 ...
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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 ...
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2answers
90 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?
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13answers
20k 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 ...
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2answers
159 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 ...
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2answers
99 views

Encrypted notepad

Is there a lightweight notepad program that: saves files encrypted with a password asks for the password on Open doesn't ask for the password on Save (since it's already open, no need to re-enter the ...
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2answers
56 views

Notepad with Encryption

Is there a program with which I can create new text file, set password for it and every time I want to open it, I need to write correct password or otherwise file will not open and remain encrypted. ...
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4answers
5k views

End-to-end encrypted calendar software

I am looking for either an online service or an open-source program installed locally which would support end-to-end encryption and allow me to store calendar entries which only I would have access ...
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73 views

What sofware to encrypt whole drives, Google drive folder, keeping access on Android and good performances?

I would like to encrypt my drives and data on Windows 10, but I need some recommendation to use the appropriate software(s). On my system drive, I have the "Backup and sync" Google software and the ...
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1answer
69 views

OS agnostic solution for encrypting USB flash drives?

I typically use "BitLocker to Go" but for encrypting and protecting my flash drives. However, that means I can't use them with my Macs, at least not without a 3rd-party program (which isn't free and ...
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2answers
12k views

Is there a lightweight library that can perform RSA-2048 encryption for an embedded application?

I'm looking for a C/C++ implementation of RSA with a 2048 bit key (preferably read from a file). My target is an embedded platform, so it comes with some odd restrictions. The hardware restricts us ...
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Is there some libraries or implement of GSW13 homomorphic encryption?

I am doing research related to homomorphic encryption and need to implement the third generation homomorphic encryption proposed in GSW13Homomorphic Encryption from Learning with Errors: Conceptually-...
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69 views

RSA/ECB/OAEPWithSHA-256AndMGF1Padding in Ruby

Any thoughts on the best approach to decrypt a value encrypted with RSA/ECB/OAEPWithSHA-256AndMGF1Padding encryption in Ruby? Or general steps?
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1answer
453 views

What Windows tools can access and decrypt Mac hard drives?

In my project, I have some encrypted Mac hard drives (apfs), and I am required to access the data from some Windows 10 machine. I tried to use HFSexplorer to extract all possible partitions. But most ...
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1answer
59 views

Simple command-line utility for encryption and decryption for Windows XP

I am looking for a very simple easy-to-use stand-alone command-line .exe file for DOS which can do the following three things: Generate a very secure public-secret key pair. Encrypt a text string ...
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2answers
93 views

Any way to protect a PDF with AES-256 for free?

Adobe offers a 7-days trial of its Acrobat Pro. It's technically free but not terribly useful in the long run. LibreOffice can export a file as PDF, but only with 128-bit RC4 encryption. Obsolete. ...
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1answer
19 views

is there any encryption software for HDD servers?

I am working in a company which they want to encrypt they entire hard disk if someone wants to pulls it out from server. I searched a lot about windows bit-locker or some alternative software's but ...
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0answers
26 views

Elliptic Curve Cryptography with Python on Windows

I'm looking for a way to generate keys for asymmetric cryptography via elliptic curves in Python, but all packages I was able to find only support Unix systems. Does anyone know a package that works ...
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3answers
1k views

Client-side encryption for cloud storage

I'm looking for client-side encryption software for Windows 10, that can be used for any cloud storage service (Dropbox, OneDrive, Google Drive etc.). I used to use BoxCryptor Classic, but that doesn'...
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1answer
9 views

Looking for cloud- or Unix-based open-source tools that support long-term enterprise-wide key/passphrase management and provide a programmatic API

My question really is: how does an enterprise (a small ~150-employee company) manage the passphrases and encryption keys used at the time of encrypting a large volume of data, when such encrypted data ...
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19 views

Looking for C library to program a simple encryption/decryption task by non-cryptographer

I have been trying to implement a high-volume symmetric (AES256) encryption/decryption pipeline for files on disk. Originally, I tried to do this by having scripts call command-line tools such as ...
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Are there any alternatives to tomb?

I mean this tomb. My web browser throws a warning for their security certificate (unknown issuer) and judging by their github page, it's not developed too actively. Are there any alternatives that ...
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12 views

Password-Protect file attributes

Problem: We have internal environments with several configuration files, accessed by numerous people. We must ensure specific peoples are able to access the file for EDITING while being able to view ...
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2answers
36 views

Simple encryption app

I need to send passwords to other people. Is there an app (cross-OS if possible) that allows me to send them in a secure way ? Maybe a simple private/public keys system. Thanks !