Encrypting a conversation on the fly?

Question

Android

Good afternoon community! In the light of recent events in the Russian Federation, it is less and less possible to rely on the privacy of personal correspondence/conversations. The question arose - is there an application for android that allows you to encrypt your voice on the fly before sending it to GSM? Perhaps there is some kind of ready-made hardware solution?
PS Actually, we are generally interested in developments in this area, I'm sure some services have already had such solutions for a long time.

Answer 1

Any program with voice encryption that works over IP is better. A lot of advantages:
1) Better sound quality in most cases (thanks to 3G)
2) The ability to work via Wi-Fi or, often, even on a desktop computer or laptop
3) Not only the conversation is encrypted, but also the interlocutor is unknown. In some cases, you can even hide the fact of the conversation altogether if you get confused by the normalization of traffic.
If you are not a terrorist, then you can use programs in which the service provider can listen to the conversation, but cannot listen to the Russian OPPS. For example, some Google Hangout ...

Answer 2

viber with bad internet works great as sending voice messages (like a walkie-talkie), but not always safe, because. messages on the selected phone without additional protection are easy to listen to.
Encrypts surespot encrypted messenger(2fours) and telegram voice messages.
whispersystems.org was made specifically for voip calls and text.
For voip calls, you can use the CSipSimple type - Secure call with TLS transport for SIP and SRTP or ZRTP for media.
The best option with encrypted voice messages , as an additional convenience - several people receive at the same time:
Wickrcapable of protecting textual and graphic, audio, video messages (excluding voice conversations) from interception and decryption.
Encrypted text messages may appear:
TextSecure, Surespot, Safety Jabber - only encrypts messages, BitTorrent Chat, Tor is developing its own secure messenger.
There is also a mode in Off-The-Record (OTR) for "secure" messaging, for example, in im +
Directly encrypting a gsm call using android did not meet

Answer 3

In light of recent events? Those. For the past 10 years, you have not been worried, but then you suddenly became?

Answer 4

What about Viber?

Answer 5

@asgard88
Did you manage to find software or anything else on this topic?