NSK 200 Secure Phone System 112022 KDC Crypto

NSK 200 Secure Phone System 1/1/2022 KDC - Crypto Department - NC 3 A June 18, 2002 1

Kongsberg Defence & Aerospace NSK 200 Secure Telephone System § Basics principles & technology § Product Range § Different schemes and operation modes § Key Management § How to use § Communications modes § Encrypted File Transfer § Customers 1/1/2022 § Prices 2

Kongsberg Defence & Aerospace Basics Principles & Technology § The GSM system provides built-in encryption but: — Only parts of the communication channel are encrypted —The network operator may disable even this encryption —The GSM crypto algorithm is cracked —Intercepting equipment is commercially available 1/1/2022 3

Kongsberg Defence & Aerospace Basics Principles & Technology …. . § Makes use of existing infrastructure; GSM network, terrestrial network (PSTN), satellite systems. § Ordinary subscriptions (Requires separate data number on the GSM subscription) § Plain-text calls are made through the ordinary voice service § Encrypted calls are made through the transparent data service § Connectivity: — GSM voice and data (Plain and encrypted) — DECT voice and data (Plain and encrypted) — Compatible with NERA World. Communicator satellite modem & NERA F 77 1/1/2022 4

Kongsberg Defence & Aerospace Basics Principles & Technology …. . § Security: — EINRIDE algorithm — SECAN approved up to level ’NATO Secret’ — Key Loading from smart card or EKD (Electronical Key Distribution) § Battery lifetime: — 72 hours stand-by time — about 3 hours talk time § Primary users: — Military Officers — Politicians — Official administration — Industry leaders 1/1/2022 5

Kongsberg Defence & Aerospace System Components – Product Range § NSK 200 Secure Phone § NSK 201 DECT Adapter § NSK 250 Security Management Center § NSK 210 Key Generation Center 1/1/2022 6

Kongsberg Defence & Aerospace System Components - Different Schemes § NSK 210 (Off-line) Key Generation Center. Where red keys are generated § NSK 250 (On-line) Security Management Center. For central management of keys and configuration. 1/1/2022 7

Kongsberg Defence & Aerospace Key Management – Two Possible Modes With NSK 250 Security Management Center § Centralised client management § Remote deletion of keys § Automatic key and phone book distribution § Handles up to 10. 000 phones and 1000 key requests per hour Without NSK 250 – the Group Key mode § Manual key management § All phones within one group uses same key § Conveniant for administration of a small number of phones 1/1/2022 8

Kongsberg Defence & Aerospace How To Use? § Any client is given one NSK 200 handset and one smart card. § These two objects should be kept apart. Typically, the smart card is stored in the wallet. § Every time the phone is turned on, the smart card is inserted for client authentication § Otherwise, the phone is operated like any other GSM or DECT phone 1/1/2022 9

Kongsberg Defence & Aerospace Communication Modes § GSM — Dual band 900/ 1800 § DECT — The NSK 201 DECT Adapter is used to connect to the PSTN — Encrypted calls are done using a modem integrated in the NSK 201 § Satellite — Compatible with the NERA terminals World. Communicator and F 77 — Connects through NSK 201 DECT Adapter and PSTN/ ISDN converter, but direct connectivity is being built into the World. Communicator NSK 201 1/1/2022 Converter 10

Kongsberg Defence & Aerospace Encrypted File Transfer Ir. DA Encrypted file transfer 1/1/2022 11

Kongsberg Defence & Aerospace Customers 1/1/2022 § § § Norway Germany Luxembourg Holland Czech Republic NATO / NC 3 A § § § Greece Turkey UK Spain Poland 12

Kongsberg Defence & Aerospace Prices § NSK 200 – starts at NOK 43 000 / EUR 5 800 § NSK 201 – NOK 9 000 / EUR 1 200 § NSK 210 – NOK 120 000 / EUR 16 000 § NSK 250 – NOK 1 600 000 / EUR 214 000 Need more information? Please, contact: Kongsberg Defence Communications AS Ernst Bye ernst. bye@kdefence. com Tel: + 47 66 84 08 36 Mobile: +47 930 48 779 1/1/2022 13