Virtual Private Network (VPN)

Virtual Private Network (VPN) A virtual private network (VPN) is a technology that creates a safe and encrypted connection over a less secure network, such as the internet. VPN technology was developed as a way to allow remote users and branch offices to securely access corporate applications and other resources. To ensure safety, data travels through secure tunnels and...

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Cross Cable and Straight Cable - Network

Straight Cable 1 - Connect a computer to a switch/hub's normal port. 2 - Connect a computer to a cable/DSL modem's LAN port.3 - Connect a router's WAN port to a cable/DSL modem's LAN port. 4 - Connect a router's LAN port to a switch/hub's uplink port. (normally used for expanding network).5 - Connect 2 switches/hubs with one of the switch/hub using an uplink port...

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WannaCry - Ransomware Attack

The attacks, which see a virus encrypt a computers files and demand payment in bitcoin to de-code them. It affects to only computers powered by Microsoft Windows. It will not affect Mac, iPhone or Android. If you're running a Windows-powered PC, make sure all your software is up to date How can we avoid this problem? 1.       Do...

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தமிழ் தட்டசு - Tamil Typing

தமிழ் தட்டச்சு - பொனடிக் யுனிக்கோட் NHM Writer Link | Direct Download தமிழ் தட்டச்சு - பாமினி Direct Downlo...

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Free Antivirus Software - 2017

1.       Bitdefender Antivirus Free Edition 2.       Avira Antivirus 3.       Avast Free Antivirus 4.       AVG Free Antivirus 5.       Kaspersky Lab Internet Security 2017 6.       Sophos...

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UEFI vs. traditional BIOS firmware

UEFI: Unified Extensible Firmware Interface BIOS: Basic Input/output System The advantages of UEFI ·         A powerful pre-boot environment capable of running applications ·         Modular design ·         CPU-independent architecture...

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We have C Drive on Computer. But we don’t have A & B WHY?

Because the initial state of the computer we had two difference small size capacity of floppy disk 5.25inch [1.2MB] and 3.5 inch [1.44MB]. We named those are A and B. Then we got permanent default high capacity drive. We named that as C Drive. Floppy Disk Storage: Invention in 1967. After 1980 we avoided to use floppy disks.  Types...

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