ETSI algorithms

ETSI algorithms

The following is a list of algorithms developed and administered by ETSI. They may be used subject to certain conditions. Each algorithm in the list includes a link to a confidentiality and restricted usage undertaking. This outlines the conditions under which a license will be granted to use the algorithm.

Name of Algorithm	Extra Information	Price/ request
	TETRA - The rules for the management of the encryption algorithms are given below:
TEA1	TS 101 053-1	€1,000
TEA2 (see note)	TS 101 053-2 Note: The Custodian for the TEA2 algorithm is the TCCA SFPG@TCCA.info & not ETSI.
TEA3	TS 101 053-3	€1,000
TEA4	TS 101 053-4	€1,000
TAA1	TS 101 052	€1,000

The following older algorithms have been removed from the ETSI site; for enquiries about these algorithms please contact us.

• The DSAA (DECT^TM Standard Authentication algorithm)
• The DSC (DECT^TM standard cipher)
• TESA-7 (TE9 authentication algorithm)
• USA-4 (UPT authentication algorithm)
• HIPERLAN (High PERformance Local Area Network)
• GSM-CTS (Cordial)
• A5-GMR1 (Encryption Algorithm)