triple DES


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triple DES

(cryptography)
A product cipher which, like DES, operates on 64-bit data blocks. There are several forms, each of which uses the DES cipher 3 times. Some forms use two 56-bit keys, some use three. The DES "modes of operation" may also be used with triple-DES.
References in periodicals archive ?
The number of products worldwide that implemented the NIST Data Encryption Standard (DES), including Triple DES, grew rapidly from 1999 through June 2001, but leveled off by December 2001.
DES and a variant called Triple DES are used widely in the private sector as well, especially in the financial services industry.
Private industry, especially the banking and financial services sectors, uses DES and Triple DES to protect vital electronic transactions.