"Garant-1 RK" - is a device for the exchange of audio-digital information through short-wave and ultra-short-wave radio communications, intended for cryptographic protection of the exchange of audio-digital information transmitted through short-wave and ultra-short-wave radio communications.

Operation of the device is designed for difficult climatic and mechanical conditions.

Protection of information

• The device provides guaranteed signal protection in the channel,
• The device uses symmetric secret keys,
• The device uses a certified cryptographic algorithm for information encryption.
• The encryption key is 256 bits long,
• It is possible to change the settings of secret keys directly by the subscriber using a special device for downloading BBS-3 keys.

In exploitation.