The following PDF files contain the English course slides of the lectures "Network Security" and "Protection of Communications Infrastructures", held regularly at Technische Universität Ilmenau, Germany

PDF-FileContent
01 - Intro                                                          Introduction and Overview
02 - CryptoBasicsBasic of Cryptography
03 - SymmetricCryptoSymmetric Cryptography
04 - AsymmetricCryptoAsymmetric Cryptography
05 - ModificationCheckModification Check Values
06 - RandomNumbersRandom Number Generation
07 - CrytoProtocolsCryptographic Protocols
08 -  SecureGroupCommunicationSecure Group Communication
09 - AccessControlAccess Control
10 - IntegrationIntegrating Security Services into Communications Architectures
11 - Layer2SecuritySecurity Protocols of the Data Link Layer
12 - IPsecThe IPsec Architecture for the Internet Protocol
13 - TransportLayerSecuritySecurity Protocols of the Transport Layer
14 - MobileSecuritySecurity Aspects of Mobile Communications
15 - WlanSecuritySecurity of Wireless Local Area Networks
16 - GsmUmtsSecurity of GSM, UMTS, and LTE Networks