Set Quota on your Linux system
Overview
Quota is a system administration tools for monitoring and limiting users’ and/or groups’ disk usage, per file system. Two features of disk storage with “quota” are available to set limits: the first is the number of inodes (number of files) a user or a group of users may possess and the second is the number of disk blocks (amount of space in kilobytes) that may be allocated to a user or a group of users. (Далее…)
Securities Software (Management & Limitation).Linux GnuPG
Overview
Encryption of data sources is an invaluable feature that gives us a high degree of confidentiality for our work. A tool like GnuPG does much more than just encryption of mail messages. It can be used for all kinds of data encryptions, and its utilization can only be stopped by the imagination. (Далее…)
Configurations
All software we describe in this book has a specific directory and subdirectory in a tar compressed archive named “floppy.tgz” containing file configurations for specific programs. If you get this archive file, you won’t be obliged to reproduce the different configuration files below, manually, or cut and paste them to create your configuration files. (Далее…)
Linux Tripwire ASR 1.3.1
Overview
Tripwire ASR 1.3.1 is the “Academic Source Release (ASR)” of Tripwire software. Personally, I prefer the 1.3.1 version of the software rather than the 2.2.1 version because it can compile and be installed without any compatibility problems on all versions of Linux systems.
As explained in the Tripwire ASR goals: (Далее…)
Securing Tripwire for Linux
Security Issue
It is important to make sure that the integrity of the system you are running has not been already compromised. For maximum confidence in your baseline database, you should generate operating system and application files from a clean installation and original media.
Also, it is recommended that you delete the plain text copy of the Tripwire configuration file named “twcfg.txt” located under the 7usr/bin” directory to hide the location of Tripwire’s files and prevent anyone from creating a second, or alternate, configuration file. (Далее…)