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| 001 | 0000012990 | ||
| 008 | 231118s9999 xx 000 0 und d | ||
| 020 | 0 | 0 | _a047105318x |
| 040 | _aPJB | ||
| 090 | 0 |
_aHE6239. _bE54 S36 1995 |
|
| 100 | 0 | 0 | _aSchneier, Bruce |
| 245 | 0 | 0 |
_aE-mail security : how to keep your electronic messages private _cBruce Schneier |
| 260 | 0 | 0 |
_aNew York _bWiley _c1995 |
| 300 |
_axii, 365 p. _bill. _c24 cm |
||
| 500 | 0 | 0 | _aIncludes index |
| 650 | 0 | 0 | _aElectronic mail systems |
| 999 |
_c131233 _d131233 |
||