Friday, August 28, 2009

How To Protect Your PC

In the current scenario where computer security issues have come front-and-center for small businesses of all types. And for good reason. Your company's computers contain valuable, irreplaceable data that make them a target for hackers, data thieves and others up to no good.

Keeping your computers and their contents safe and secure is crucial to continued business growth, as well as your personal sanity. A breach in security could be disastrous for you and your company.

Security slips can cause of :

  • Lose precious data

  • Leak company or trade secrets

  • Disclose sensitive customer information

  • Unleash viruses on your computers

  • Lead to unproductive downtime

  • Require time and money to correct

If you do the following following activity, then there is fair chances that your system would be free from virus, spyware or malicious stuffs:

Take Computer Security Seriously
Every business, no matter how small, has computer security needs. If you're operating a network, using email, conducting business through a Web site, using wireless equipment or planning to grow, your security needs can be wide ranging and complex, even for a one-person operation.

Connect with Security Product Vendors Online
A wide range of vendors supply computer security products and services designed specifically for small business.

Get a Firewall
A firewall is a program or hardware device that filters information coming through the Internet to your computer or network. If the firewall detects information that could be destructive to your computers or network, it blocks it. Most small business owners can get by with a software firewall or a firewall that's included in a router (a router is what connects several computers to one modem).

Prevent Viruses
Viruses can clutter your email inbox with virus emails, make your computer run slower than usual and in worst-case scenarios, erase your hard drive.

Monday, August 17, 2009

Install A Firewall [APF] : Secure Your Server

If you are concern about server security or your system. Then you mush have to install a firewall(APF) on your system. Now just follow me to how to install or configure it;

  1. To install APF SSH into server and login as root.

  2. At command prompt type: cd /root/

  3. type: wget http://www.rfxnetworks.com/downloads/apf-current.tar.gz

  4. type: tar -xvzf apf-current.tar.gz

  5. type: rm -f apf-current.tar.gz

  6. type: cd apf-0.9.4-6

  7. type: sh ./install.sh

  8. After APF has been installed, you need to edit the configuration file.
    At command prompt type: cd /etc/apf
    Then type pico -w conf.apf

  9. Scroll down and find

    USE_DS="0"

    change it to

    USE_DS="1"

  10. Now scroll down and configure the Ports. The following ports are required for CPanel Servers for example - this may not be exactly what you need, but you can change the list to what you do need.

    Common ingress (inbound) TCP ports
    IG_TCP_CPORTS="21,22,25,53,80,110,143,465,953,993,995,2082,2083,2084,2086,2087,2095,2096,3306,6666,7786,3000_3500"

    Common ingress (inbound) UDP ports
    IG_UDP_CPORTS="53,6277"

    Common ICMP (inbound) types
    IG_ICMP_TYPES="3,5,11,0,30,8"

    Common egress (outbound) TCP ports
    EG_TCP_CPORTS="21,25,37,53,80,110,113,#123,443,43,873,953,2089,2703,3306"

    Common egress (outbound) UDP ports
    EG_UDP_CPORTS="20,21,53,873,953,6277"

    Common ICMP (outbound) types
    EG_ICMP_TYPES="all"

    Save the changes then exit. To restart APF type: /usr/local/sbin/apf -s

  11. Open a new SSH Session to the server

    After you are sure everything is working fine, change the DEV option

    At command prompt type: cd /etc/apf

    At command prompt type: pico -w conf.apf


    Scroll down and find

    DEVM="1"

    change it to

    DEVM="0"


    Save changes, exit and then restart firewall,

    At command prompt type: /usr/local/sbin/apf -r

Still you are concern about more security, then we are 24/7 with you for all type of server secirity solutions and services.
So please call us at : 1-866-914-9838 or just login at: http://www.iyogibusiness.com