roles, not restricted but also includes jamming and spoofing - Electronic Warfare (EW). ETS also involved in Electronic Surveillance Measures (ESMs), Telemetry (TELINT), Tracking and monitoring data links, interception and monitoring of navigation signals and other ELINT and EW methods. Intelligence Bureau The Intelligence Bureau (IB) is India's internal intelligence agency.The Intelligence Bureau (IB) (Hindi: आसूचना ब्यूरो; IAST: āsūcanā byūro) is India's domestic internal security and counter-intelligence agency under Ministry of Home Affairs. It was founded in 1887 as Central Special Branch, and is reputed to be the oldest such organization in the world. Joint Cipher Bureau The Joint Cipher Bureau works closely with the IB and R&AW. It is responsible for cryptanalysis and encryption of sensitive data. The inter-services Joint Cipher Bureau has primary responsibility for cryptology and SIGINT, providing coordination and direction to the other military service organizations with a similar mission. Most current equipment providing tactical intelligence is of Russian origin, including specialized direction finding and monitoring equipment. The Joint Cipher Bureau is also responsible for issues relating to public and private key management. Cryptographic products are export-controlled licensed items, and licenses to India are not generally available for products of key length of more than 56 bits. The domestic Indian computer industry primarily produces PCs, and PC-compatible cryptographic products have been developed and are being used commercially. More robust encryption systems are not commercially produced in India, and progress in this field has been slow due to the general unavailability of technology and know-how. Customised cryptographic products have been designed and produced by organizations in the defence sector are engaged in the implementation of cryptographic techniques, protocols and the products. All India Radio Monitoring Service All India Radio Monitoring Service (AIRMS) is the central monitoring service that monitors broadcasts in India as well as from all foreign broadcasts of Interest to India. AIRMS is located in Shimla. It works in liaison with R&AW and Military intelligence. Narcotics Control Bureau The Narcotics Control Bureau (NCB) is the chief law enforcement and intelligence agency of India responsible for fighting drug trafficking and the abuse of illegal substances. Central Board of Indirect Taxes and Customs The Central Board of Indirect Taxes and Customs (CBIC) is the nodal national agency responsible for administering Customs, GST, Central Excise, Service Tax & Narcotics in India. The Customs & Central Excise department was established in the year 1855 by the then British Governor