Unix

Linux Format: Issue 158 (June 2012) - Beat the C.I.A.

Hold prying eyes from your Linux field – together with these of the CIA!

There`s consistently somebody attempting to get into your info, no matter if that be an coverage corporation desirous to learn the way a lot of a possibility you're, a non-evil seek engine corporation desirous to aim its advertisements at you or a central authority organization attempting to expand the powers of the kingdom onto your hard disk drive. yet assistance is to hand: with our final consultant to privateness and knowledge safeguard you could retain all of them from your /home folder, no matter what their nefarious intentions.

Elsewhere within the journal we`re packed with find out how to map your perambulations with GPS, galvanize easily-impressed ladies via getting them to the touch your Android telephone, and extend the boundaries of your computing wisdom with our roundup of other working systems.

PLUS we blow our tiny minds studying easy methods to make a operating CPU out of good judgment gates, get at terrifying glimpse into the long run with Oil Rush, and study what quilting has in universal with Linuxing. All this, plus the standard heady mixture of tutorials, in Linux structure 158!

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Extra resources for Linux Format: Issue 158 (June 2012) - Beat the C.I.A.

Example text

A number of operating system vendors enable DNS services by default. This is expected behavior, especially if the server needs to talk to the rest of the Internet. However, some of these configurations leave the server running as essentially an open recursive server. This is bad for a number of reasons, but specifically in this section it means that if the server is exposed to the Internet it is potentially vulnerable to attack, especially if the server administrator does not know the DNS server is running and is not regularly updating it.

Regular audits of the system should take less than an hour—again as long as there is a strong process in place. NOTES 1. CyberBunker has a different version of events, CyberBunker is wrong. 2. ” 39 CHAPTER DNS configuration errors 3 INFORMATION IN THIS CHAPTER • DNS Server Vulnerabilities • Fingerprinting DNS Servers • Buffer Overflows, Race Conditions, and Execution with Unnecessary Privileges • Human Errors INTRODUCTION The “sexy” attacks on DNS today tend to be against the DNS protocol itself or against the root servers.

A BRIEF HISTORY OF DNS SECURITY BREACHES A listing of all security breaches that were either attacks against DNS infrastructure or took advantage of flaws in DNS security would fill several books. Rather the purpose of this section is to provide an overview of the different types of breaches that have occurred over the years and to demonstrate how DNS attacks have changed over time. In 1996 Eugene Kashpureff used a DNS cache poisoning exploit to redirect traffic from the InterNIC’s web site to his own web site, AlterNIC, an alternative registry.

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