CIPHERING & DECIPHERING UNITS

Transcription

1 CIPHERING & DECIPHERING UNITS High throughput Ciphering / Deciphering Unit Telecommand Deciphering Unit

2 HIGH THROUGHPUT CIPHERING / DECIPHERING UNIT Satellite Telecommand / Telemeasure Protection, Spreading code generation, Payload Telemetry Protection Applications Observation and Navigation satellites and mission protection Military telecommunication satellites protection Main features Communication Security: Telecommand authentication, integrity check, anti-replay protection and deciphering Communication Security: Telemetry authentication, integrity check, antireplay protection and ciphering ESA packet standard compliant Communication Security: high data rate payload telemetry authentication, integrity check, anti-replay protection and ciphering CCSDS compliant Transmission security: Spreading sequence generation TT&C signal or navigation signal Key Management In flight re-keying Secret keys injection on the launch pad Attractive Mass and Power budget Up-to-date algorithms (AES, SHA, ) or national custom made algorithms Background HELIOS1 / SPOT 4 & 5 SYRACUSE3 PLEIADES GALILEO Key benefits ESA standard interface for TC & TM Compatible with most of the LEO platforms (MIL 1553 Bus command control, primary bus, ) Standard of the shelf algorithm High throughput for payload telemetry. Technical description Deciphering Ciphering Unit Highly integrated design based on ASIC and FPGA. TC decryption channel including BCH decoding and recoding TM encryption channel including Viterbi and Reed- Solomon decoding and re-coding Payload telemetry encryption at high data rate on CCSDS VCDU frames Key injection interface for initial key loading on the launch pad Possibility of up-loading new keys in flight RS422 or RS644 interface for TC and TM RS644 parallel interface or serial-link interface (ChannelLink or HotLink) for payload telemetry. MIL 1553 interface Hot-redundancy for TC and TM Cold redundancy for payload telemetry Centralised DCDC converter with distributed power regulation Radiation hardened processor & ASICs Possibility of getting a Common Criteria accreditation after evaluation by ITSEF Possibility of getting a TEMPEST certification

3 TYPICAL PERFORMANCES Parameters Performances TC rate TM rate Payload telemetry rate TM/TC interface Power interface DC Power consumption Dimensions Thermal environment 50kbps 50kbps 600Mbps MIL STD 1553B 24 to 35 Volts range <20 Watts 430*320*255 mm 3-10/+40 C (operating) -20/+50 C (qualification) This datasheet is not contractual and can be changed without any notice Updated August 2012 For further information, please contact Thales Alenia Space France Equipment Sales Department 26 avenue J.F. Champollion B.P Toulouse Cedex 1 France Tél.: + 33(0) Fax: + 33(0) Website :

4 TELECOMMAND DECIPHERING UNIT Satellite Telecommand Protection Applications Commercial telecommunication satellites protection Main features Communication Security: Telecommand authentication, integrity check, antireplay protection and deciphering ESA packet standard compliant External cryptographic unit Substitution cryptographic unit for Attractive Mass and Power budget Up-to-date algorithms (AES, SHA, ) or national custom made algorithms Background TURKSAT WORLDSTAR EUROPSTAR EURASIASAT SYRACUSE3 KOREASAT 5 AMC23H GALAXY 17 PLEIADES Key benefits Telecommand Deciphering Unit Technical description Highly integrated design based on ASIC and FPGA. TC decryption channel including BCH decoding and re-coding RS422 interface Hot redundancy Radiation hardened processor & ASICs Possibility of getting a Common Criteria accreditation after evaluation by ITSEF Possibility of getting a TEMPEST certification ESA standard interface for TC & TM Compatible with most of the LEO platforms (MIL 1553 Bus command control, primary bus, ) Standard of the shelf algorithm and/or customisation to the operator needs High throughput for payload telemetry.

5 BLOCK DIAGRAM CDU N J109 Power supply Data in/out TMTC J108 CDU-A CDU R J209 Power supply Data in/out TMTC J208 RX A&B J101 J201 RX 1&2 RX C&D J102 J202 RX 3&4 TC TEST J107 CIU N CIU R J207 TC TEST TM TC OUT J103 J105 SEC. PWR SUPPLY TC & TM TC & TM SEC. PWR SUPPLY J203 J205 TM TC OUT BR 100V BR 100V TC LLC J104 J106 DC/DC N DC/DC R J204 J206 TC LLC ACDU TYPICAL PERFORMANCES Parameters TC rate Command Control interface Power interface DC Power consumption Dimensions Thermal environment 100kbps LLC 50 to 100 Volts range 9 Watts 230*180*110 mm 3 3kg -10/+40 C (operating) -20/+50 C (qualification) Performances This datasheet is not contractual and can be changed without any notice Updated : August 2012 For further information, please contact Thales Alenia Space France Equipment Sales Department 26 avenue J.F. Champollion B.P Toulouse Cedex 1 France Tél.: + 33(0) Fax: + 33(0) Website :