The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas

The second half concentrates on 20th-century code cracking. To judge by Singh, the Brits won both the Great War and the Second World War because of expert code busting. In 1914-18 it was by deciphering an incriminating German telegram, which brought America militarily onside; in 1939-45 it was by employing the most brilliant of crypto-boffins at Bletchley Park, who, via the Colossus decryption computer, ensured the Allies were always able to second guess the Nazi war machine.

The final section of the book, which describes attempts to encrypt--and decrypt--the Web, underlines why codes are of crucial topicality. Should vital material on the Net be encoded, or does that infringe free exchange of information, the very essence of cyberspace? Singh offers a readable, lucid and well informed take on this, much as he tackles every other subject in his diverting and illuminating book. --Sean Thomas