WAF protects online applications such asĪ WAF acts as a barrier on the front end of a web application between the website and the Internet access. The WAF helps in filtering and tracking HTTP Web to Web traffic to protect web applications. The blast mitigation technique is usually included in an array of equipment working together to offer a wide range of strike vectors. What is a Web Application Firewall (WAF)?Ī WAF is a defence layer 7 (OSI model) protocol that cannot withstand all kinds of blasts. When the login info has been provided, it is combined on your web server with a SQL query. These defects can then be misused if forms enable users to query the database using SQL statements directly.įor example, use a user and e-mail field and a password field for a typical login form. SQL is a method for inserting SQL queries into the input fields through the SQL database underlying the system. Eventually, if an ACL is created, you will specify whether requests contain the malicious SQL code you want to allow or block. A SQL match condition specifies the web request portion that you want to verify WAF, such as the Address or the query string.

Waf cyber security