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SELinux and Mandatory Access Control

In a previous article about basic access control mechanisms in systems security we introduced Mandatory Access Control (MAC) as a more accurate mechamism than basic access control. Now we are talking about of SELinux as an example of Mandatory Access Control.

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Best practices

Linux

Vulnerability

Basic Access control mechanisms in Systems Security

<p>In any IT system, especially if it’s multiuser, the access control of users and resources is fundamental for its security. That’s why it’s very important to have mechanisms that provide an appropriate segregation of privileges and user permissions, along with the administration of these and related elements.</p>

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Best practices

Use and Abuse of DNS

DNS is a protocol present in almost all network communications and therefore very attractive as a tool of attack and / or distribute malicious software such as viruses, botnets and malware. In this article some both offensive and defensive strategies based on the use of DNS are briefly outlined.

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Best practices

Data protection

Incident

The issue of biometrics as an authentication method

With the announcement of the new fingerprint sensor in the latest smartphone from Apple, the iPhone 5S, biometric sensors are again under scrutiny among information security professionals. Especially because the use of these technologies is becoming popular for consumer grade electronics, and its use use could become ubiquitous for something made to protect sensitive data, like information...

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Corporate access

SELinux and Mandatory Access Control

Basic Access control mechanisms in Systems Security

Use and Abuse of DNS

The issue of biometrics as an authentication method

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