Core Defense Mechanisms - Eduguru

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Handling Attackers

April 14, 2020 Krishna Alerting Administrators, attackers, Core Defense Mechanisms, Handling Errors, IP address, Maintaining Audit Logs, scripted attack, security-critical applications

Anyone designing an application for which security is remotely important must work on the assumption that it will be directly

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Handling User Input

April 14, 2020 Krishna “Accept Known Good”, “Reject Known Bad”, application performing input validation, Approaches to Input Handling, Boundary Validation, Core Defense Mechanisms, HTML mark-up, Safe Data Handling, Sanitization, Semantic Checks, Varieties of Input, web application

Recall the fundamental security problem described in Chapter 1: all user input is untrusted. A huge variety of different attacks

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Handling User Access

April 13, 2020 Krishna Access Control, attack surface, Authentication, Core Defense Mechanisms, enforcing access control, enforcing session timeout, Handling User Access, HTTP request, security vulnerabilities, Session Management, typical login function, URL query, web application

A central security requirement that virtually any application needs to meet is to control users’ access to its data and

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Core Defense Mechanisms

April 13, 2020April 13, 2020 Krishna Core Defense Mechanisms, Handling Attackers, Handling User Access, Handling User Input, Managing the Application

The fundamental security problem with web applications — that all user input is untrusted — gives rise to a number