Explore the intricacies of Systems Applications Proxy (SAP) security in this 43-minute conference talk from the 44CON Information Security Conference 2011 Technical Track. Presented by Ian De Villiers of SensePost, delve into SAP conquest data, fundamentals, and compression algorithms. Examine the compression protocol, decompression length, and learn how to use Wireshark for group connections. Investigate recompression techniques, application protocols, message types, and transaction IDs. Analyze input fields, complex messages, and bar structures. Understand the inner workings of SAP systems and explore potential attack vectors through the API. Discover authentication bypass methods, validation techniques, and replay attacks. Witness a live demonstration featuring SAP GUI and learn about the implications for enterprise security. Conclude with a comprehensive summary and insights into the future of SAP security.