Linux Mail Server Solution & Support

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Linux Mail Servers Installation, Configuration, Support & Solutions in Chennai Secondpen Technologies Private limited Offers Complete Linux Mail Server Solutions and Support in Chennai. We are the Trendsetter in Linux Mail Servers Installation, Configuration, Support & Solutions in Chennai. More Info Call: (+91) 98840 57 123

Linux Server Hardening Security Tips
Physical Server Security

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Physical Server Security | Secondpen Technologies You must protect Linux servers physical console access. Configure the BIOS and disable the booting from external devices such as DVDs / CDs / USB pen. Set BIOS and grub boot loader password to protect these settings. All production boxes must be locked in IDCs (Internet Data Center) and all persons…

Linux Server Hardening Security Tips
Disable root Login

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Disable root Login | Secondpen Technologies Never ever login as root user. You should use sudo to execute root level commands as and when required. sudo does greatly enhances the security of the system without sharing root password with other users and admins. sudo provides simple auditing and tracking features too.

Use Linux Security Extensions
Linux Server Hardening Security Tips

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Use Linux Security Extensions | Secondpen Technologies Linux comes with various security patches which can be used to guard against mis-configured or compromised programs. If possible use SE Linux and other Linux security extensions to enforce limitations on network and other programs. For example, SE Linux provides a variety of security policies for Li...

Linux Server Hardening Security Tips.
Keep Linux Kernel and Software Up to Date.

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Keep Linux Kernel and Software Up to Date | Secondpen Technologies Applying security patches is an important part of maintaining Linux server. Linux provides all necessary tools to keep your system updated, and also allows for easy upgrades between versions. All security update should be reviewed and applied as soon as possible. Again, use the RPM package manager s...

Linux Server Hardening Security Tips.
One Network Service Per System or VM Instance

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One Network Service Per System or VM Instance | Secondpen Technologies Run different network services on separate servers or VM instance. This limits the number of other services that can be compromised. For example, if an attacker able to successfully exploit a software such as Apache flow, he / she will get an access to entire server including other services such as…

Linux Server Hardening Security Tips -
Minimize Software to Minimize Vulnerability

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Minimize Software to Minimize Vulnerability | Secondpen Technologies Do you really need all sort of web services installed? Avoid installing unnecessary software to avoid vulnerabilities in software. Use the RPM package manager such as yum or apt-get and/or dpkg to review all installed set of software packages on a system. Delete all unwanted packages.