Your network infrastructure is extremely important in protecting your system. Your network needs to support the communication necessary for your business needs without allowing unauthorized access. A well-defined network topology can eliminate many security threats based on software flaws (at both the operating system and application level), or network attacks such as eavesdropping. If users cannot log on to your application or database servers at the operating system or database layer, then there is no way for intruders to compromise the machines and gain access to the backend system’s database or files. Additionally, if users are not able to connect to the server LAN (local area network), they cannot exploit well-known bugs and security holes in network services on the server machines.
The network topology for SAP Project and Portfolio Management is based on the topology used by the SAP Web Application Server. Therefore, the security guidelines and recommendations described in the SAP Web AS Security Guide also apply to SAP Project and Portfolio Management. Details that specifically apply to SAP Project and Portfolio Management are described in the following topics: