If you're a Basis administrator looking to keep your SAP system under lock and key, this is the book for you! Discover information on security-relevant issues, from identity and access management to network and backend security. Get the technical know-how to identify vulnerabilities, defend your system from internal and external threats, and pass audits. Secure your SAP system from the ground up!In this book, you’ll learn about:a. Security BasicsDefine system log on and password rules, secure transactions and clients, and learn to use the Common Cryptographic Library.b. User ManagementCreate users, define roles, and implement authorizations and authentication to ensure the right people have the right access in your system.c. External SecurityMake sure your system's database and infrastructure are protected from unauthorized external access using encryption, the Internet Connection Manager (ICM), the SAP Virus Scan Interface, firewalls, and more.Highlights: Password security CommonCryptoLib Single sign-on (SSO) Authorizations Transport security Audit logging Patching Client locking RFC security Operating system and database security