List of Secure Instant Messengers
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Table Overview of Secure Messengers
Client Name | Open Source License | Without Central Server | Symmetric Encryption (e.g. AES, DSA) | Asym.: RSA | Asym.: NTRU | Asym.: ElGamal | Default Asym. Keysize | Max. Asymm. Keysize | Forward Secrecy | Multi-Encryption | Clientside Encryption | Encrypted Groupchat | Encrypted Filetransfer | Public Key not stuck to IP? | Proxy /Tor | Chat to offliners | TCP | UDP | SCTP | Serversoftware open source | Website |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
BitMail [1] | BSD | yes | yes | yes | no | no | 2048 | 8192 | yes | yes | yes | yes | no | yes | yes | yes | yes | yes | no | yes | http://bitmail.sf.net |
Chadder [2] | no | no | no | no | no | no | ? | ? | no | no | ? | no | no | no | no | no | yes | no | no | no | http://etransfr.com/products.html |
Chatsecure | GPLv3+ / Apache 2.0 | yes | no | yes | no | no | 1028 | 1028 | yes | no | yes | no | no | no | yes | no | yes | no | no | yes | https://chatsecure.org/ |
CryptoCat | yes | no | no | yes | no | no | 1028 | 2048 | yes | no | yes | no | no | no | yes | no | yes | no | no | yes | https://crypto.cat/ |
FireFloo [3] | BSD | yes | yes | yes | no | yes | 2048 | 8192 | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | https://firefloo.sf.net |
Folpy [4] | GPL v3 | yes | no | yes | no | no | 1024 | 1024 | no | no | yes | no | yes | no | no | no | yes | yes | no | yes | https://bitbucket.org/folpy/folpy |
GoldBug [5] | BSD | yes | yes | yes | no | yes | 2048 | 8192 | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | https://goldbug.sf.net |
Hemlis [6] | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | http://heml.is |
Kontalk [7] | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | http://kontalk.org |
Kik [8] | no | no | no | ? | no | no | ? | ? | ? | no | ? | no | ? | yes | no | ? | yes | ? | no | no | http://kik.com |
Myenigma [9] | no | no | yes | yes | no | no | 2048 | 2048 | yes | no | yes | no | no | yes | ? | yes | TCP | ? | no | no | https://www.myenigma.com |
RetroShare [10] | GPL | yes | no | yes | no | no | 2048 | ? | no | no | yes | yes | yes | no | no | no | yes | yes | no | yes | https://retroshare.sf.net |
SecuXabber | GPLv3 | yes | no | yes | no | no | 1024 | 2048 | yes | no | yes | no | no | no | ? | no | yes | no | no | yes | http://sourceforge.net/projects/secuxabber/ |
Spot-on [11] | BSD | yes | yes | yes | no | yes | 2048 | 8192 | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | https://spot-on.sf.net |
SureSpot [12] | GPLv3 | yes | no | yes | no | no | 1024 | 2048 | yes | no | yes | no | no | no | ? | no | yes | no | no | yes | https://www.surespot.me |
Telegram [13] | no | yes | no | yes | no | no | 1024 | 2048 | yes | no | yes | no | no | no | ? | no | yes | no | no | yes | https://www.telegram.org |
TextSecure | GPLv3 | yes | no | yes | no | no | 2048 | 2048 | yes | no | yes | no | no | no | ? | no | yes | no | no | yes | https://github.com/WhisperSystems/TextSecure/ |
Threema | no | no | no | yes | no | no | 1024 | 2048 | ? | no | no | ? | no | no | no | yes | yes | ? | ? | no | https://threema.ch |
Waste | GPL | yes | no | yes | no | no | 1024 | 1024 | no | no | yes | no | yes | no | no | no | yes | no | no | yes | https://waste.sf.net |
WhistleIM | no | no | no | yes | no | no | ? | ? | no | no | no | no | no | no | no | no | yes | no | no | no | https://whistle.im |