httpproxy.gopherspace.dk:75/1/proxy/https://bitsavers.org/pdf/att/des/

       Index of /pdf/att/des
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   DIR /pdf/att
       NBS_DES_Validation_Certificate_for_AT&amp;T_T7000A.pdf
       T7000A_Digital_Encryption_Processor_preliminary_data_sheet_-_Dec1986.pdf