| 000 | 01318nam a2200325 a 4500 | ||
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| 001 | 340094 | ||
| 005 | 20170630133715.0 | ||
| 008 | 000531r20021999enkahc b 001 0 eng d | ||
| 020 |
_a9781857028898 (pbk.) : _c£7.99 |
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| 020 |
_a1857028899 (pbk.) : _c£7.99 |
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| 035 | _a()1857028899 | ||
| 040 |
_aStDuBDS _cStDuBDS _dUK-BfC |
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| 082 | 0 | 4 | _221 |
| 100 | 1 | _aSingh, Simon. | |
| 245 | 1 | 4 |
_aThe code book : _bthe science of secrecy form ancient Agypt to quantum cryptography / _cSimon Singh. |
| 260 |
_aLondon : _bFourth Estate, _c2000. |
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| 300 |
_axiii, 402p. : _bill., facsims., ports. ; _c20 cm. |
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| 500 | _aOriginally published: 1999. | ||
| 504 | _aIncludes bibliographical references and index. | ||
| 520 | 8 | _aSimon Singh offers in this book a sweeping view of the subject of encryption as well as its more dramatic effects on the outcome of wars, monarchies, and individual lives. | |
| 650 | 0 | _aCryptography. | |
| 650 | 0 |
_aCryptography _xHistory. |
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| 650 | 0 | _aCiphers. | |
| 650 | 0 | _aData encryption (Computer science) | |
| 650 | 0 | _aConfidential communications. | |
| 942 | _n0 | ||
| 999 |
_c37787 _d37787 |
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