Transmission Control Protocol (TCP) Hybla. A key component of TCP is a congestion-control mechanism. TCP does this by having each sender limit the rate based on perceived network congestion. If a TCP sender perceives that there is little congestion on the path between itself and the destination, it increases its send rate. If the sender perceives that… Read More »
Roles in Database Security Separation of duties state that no user should be given enough privileges to misuse a system on their own. Roles establish separation of duties by breaking down user privilege to job duty requirements. A Role is a group of individual privileges that correlate to a users job responsibilities. Example, a role is created named… Read More »
Database Transactional Based Fraud, Transaction Security, and the “Halloween Problem.” Many database attacks are directed at external interfaces and intended to cause delays in accessing or using data which includes malicious transactions. The main concern with malicious transactions is danger to data integrity and availability. Currently, there is no practical mechanism that identifies attackers executing malicious transactions. Ayushi,… Read More »
Access Control List – ACL, DACL, SACL, ACE Solomon (2014) states that an Access Control List (ACL) is a list of access control rules that can be applied to a specific object. ACL’s that are used in in Windows are considered discretionary so they are also known as Discretionary Access Control Lists (DACL). DACL’s consists of one or… Read More »