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. Then get the technical know-how to identify vulnerabilities and defend your system from internal and external threats. Secure your SAP system from the ground up. Highlights include: Password security, CommonCryptoLib, Single sign-on (SSO), Authorizations, Transport security, Audit logging, Patching, Client locking, RFC security, Operating system and database security. With this book, you will be able to: Configure application, network, and infrastructure security. Set up identity and access management: roles, authorizations, SSO. Prepare for audits and learn to maintain your security setup long-term.