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ISO/IEC 2382-37:
biomeetrialiikmekirjega seotud biomeetriaandmete hävitamine
(i) tühistus ei eelda tehinguandmike hävitamist
(ii) tühistus on alati pöördumatu
= destruction of the biometric data associated with a biometric enrolment data record
Note 1. De-enrolment does not imply destruction of transaction records.
Note 2. De-enrolment is always irreversible.