Electronic postage systems : technology, security, economics /
Bleumer, Gerrit
Electronic postage systems : technology, security, economics / by Gerrit Bleumer - Birkenwerder, Germany : Springer, 2007 - 248 p. : ill. ; 25 cm. - Advances in information security ; v. 26 .
0387293132 9780387293134
Postal service--Technological innovations
Postal service--Data processing
Computer security
Electronic postage systems : technology, security, economics / by Gerrit Bleumer - Birkenwerder, Germany : Springer, 2007 - 248 p. : ill. ; 25 cm. - Advances in information security ; v. 26 .
0387293132 9780387293134
Postal service--Technological innovations
Postal service--Data processing
Computer security