A virtual private network (VPN) is a network which is developed \u00a0to provide access to remote offices or individual users by using \u00a0secure mode connection within an organization's network. VPN is basically used by the companies who have diffrent setups of their\u00a0offices\u00a0in\u00a0different\u00a0geographical regions.Which leads to get optimal result with less cost.To gain access to\u00a0different\u00a0portals of\u00a0organization\u00a0VPN tunnel is created,from which all the data will\u00a0transmitted\u00a0and receive using Encryption methods,meanwhile we can also grant access to blocked site\u00a0within\u00a0organization like Facebook,Youtube & Twitter. Before deciding on which VPN to buy you can also read this guide about the best Free VPN By taking this as advantage we can use VPN to unlock lots of blocked services even they are HTTPS,like proxy it allow us to surf \u00a0secretly.The basic\u00a0differences\u00a0between VPN and proxy is ,VPN is secure & an encrypted \u00a0connection where as proxy is intermediate server who act behalf of other. Following are some Free VPN serives which boost your anonymous \u00a0browsing 1.COMODO Easy VPN This VPN is provided by the well know security\u00a0organization\u00a0COMODO,it has following features \tIt has a secure instant messenger client that allows you to chat and send\/receive confidential files over an encrypted communications channel \tAllows users to quickly and securely gain 'remote desktop' control over the computers of other users or to securely telecommute into your office computer \tBusinesses can securely link office branches under a VPN for the purposes of collaboration, sharing access to local servers and to to provide access to internal networks for remote workers \tUses industry standard technologies and protocols so no additional software or hardware reconfiguration is necessary. It even works seamlessly with corporate Network Address Translation systems (NATs) \tUnlimited possibilities - use EasyVPN to share your iTunes music, your photograph collection or even setup a multi-player gaming session \tNo learning curve - EasyVPN has none of the complexities of other VPN solutions, can be setup in minutes and is suitable for users of all experience levels Download it !!! 2.TOR Tor is free software and an open network that helps you defend against a form of network surveillance that threatens personal freedom and privacy, confidential business activities and relationships, and state security known as\u00a0traffic analysis.Its not proper VPN service but advanced version than proxies Download TOR !!! 3.Ultra VPN UltraVPN is a client\/server SSL VPN solution based on\u00a0Open VPN. It encrypts and anonymizes your network connection.Ultra VPN is a simple user interface to connect or disconnect to our VPN servers.To use Ultra VPN, you need to right click on a tray bar icon (on the bottom right of your screen) that looks like a computer with a red screen. After right clicking on it, choose "connect". Download Ultra VPN !!! 4.Cyber Ghost CyberGhost is an important tool for protecting your privacy. CyberGhost VPN replaces the externally visible IP address, which users have received from their provider when they dial up to connect to the Internet, with a CyberGhost VPN IP address. The CyberGhost user shares this IP address with a number of other users. This procedure ensures that the CyberGhost VPN IP address should not be assigned to one particular CyberGhost VPN user. Communication between the CyberGhost VPN user's computer and the anonymization servers is also particularly well protected to prevent any eavesdropping on data transfers. This protection is set up in 2 steps when establishing the connection. 1024-bit SSL encryption is used when establishing the connection. In this case, a 128-bit AES key is negotiated, which is unique for each connection. The actual communication takes place via this AES key. Tip: Cyber Ghost is available in free and premium edition,free edition have some limitation. Download CyberGhost 5.Hotspot Shield \tSecure your web session, data, online shopping, and personal information online with HTTPS encryption. \tProtect yourself from identity theft online. \tHide your IP address for your privacy online. \tAccess all content privately without censorship; bypass firewalls. \tProtect yourself from snoopers at Wi-Fi hotspots, hotels, airports, corporate offices. \tIt provide 100% security over VPN Download\u00a0Hotspot Shield 6.Its Hidden ItsHidden.com is the ultimate surfing privacy service on the Internet with huge capacity and no complicated software to install, you already have everything you need on your computer right now! \tItsHidden.com is fast and reliable with over 7 Gigabits of Dedicated Bandwidth \tDedicated IP addresses for full Port Forwarding, no configuration required \tSuper low user\/server ratio meaning lightning download speeds \tInstant access \tTotal Privacy, no records of your surfing are kept by us \tNo Software is needed \t128 Bit Secure Connection to ensure privacy over all networks Go to ItsHidden.com 7.GPass GPass is not exact VPn but it act like vpn,it has most of features of vpn but infrastructure is totally different. \tIt Support for streaming audio\/video, email, instant messaging, download managers, as well as web surfing \tEncrypted socks tunnels and backup tunnels using Skype and Tor \tIntegrated application firewall \tGreen and free software: copy and run without installation Download GPass 8.JAP JAP (called\u00a0JonDo in the scope of the commercial\u00a0JonDonym anonymous proxy servers - AN.ON remains free of charge) makes it possible to surf the internet anonymously and unobservably.Without\u00a0Anonymization, every computer in the internet communicates using a traceable\u00a0Address. That means: \tthe website visited, \tthe internet service provider (ISP), \tand any eavesdropper on the internet connection can determine which websites the user of a specific computer visits. Even the information which the user calls up can be intercepted and seen if\u00a0encryption is not used. JAP uses a single static address which is shared by many JAP users. That way neither the visited website, nor an eavesdropper can determine which user visited which website. Download JAP !!! \tBEST OF ALL ABOVE VPN: RED VPN && VPN TOOL\u00a0suggested by BlogSaays RedVpn.net\u00a0UPDATE\u00a0: currently RedVpn is Down try VPN TOOL from below. is best of all above VPN services because it doesn't need any software and complicated\u00a0configuration\u00a0!!! You have to \u00a0follow some simple steps to setup RedVpn in any platform ,following are some features of redVpn \tAbsolutely\u00a0free vpn service for everyone. All time free. \tHigh speed connection and redundancy servers. \tIdeal for\u00a0mobile devices and tablet \u00a0pc:\u00a0iPhone,\u00a0iPad,\u00a0Android. \tUse build-in client in Windows, MacOS, Linux for setting VPN. \tNo additional software, no viruses. \tUSA ip address: you can access Pandora, Hulu, LastFM outside the US. \tAnonymous browsing: all data between you device and vpn server\u00a0encrypted \tAllow\u00a0P2P traffic. To setup RedVpn in my win XP I did following things: 1.\u00a0Go to control panel. 2. Go to "Network and Internet Connections". 3. Click on "Create a connection to the network at your workpalce". 4.In new window select "Virtual Private Network connection" and click "Next". 5. Fill value "Company Name":\u00a0Revpn.net and click "Next". 6. Fill value "Host name or IP address..." free.redvpn.net and click "Next". 7. Check box "Add a shorthcut to this connection to my desktop" and click "Finish". 8. Switch to your desktop and double-click on icon "Redvpn.net" In new window enter "User name":\u00a0free "Password":\u00a0browse this \u00a0page. Click "Connect". Now your using free vpn Redvpn. Enjoy! While getting your password of RedVpn ensure that you have disable \u00a0ADBlock addon \u00a0of browser VPN TOOL: VPN tool is as like as Redvpn which includes secure and encrypted browsing so to configure it do following steps Step1: Go to VPN Tool\u00a0\u00a0Website. Step2. \u00a0Subscribe their for FREE and\u00a0you will redirected to \u00a0service page . Step3. Choose any plan you want 1.VPN lite 2.VPN Pro VPN lite is less secure than VPN pro ,so i suggest go with VPN Pro which is also free and protected with IPsec Step4. After that Fill Up your subscription form and submit it. Step5. On next page you will see your Username and Password ,and software which will automatically downloaded(allow it if prompted in browser for automatically download it).Just that Setup and and from desktop go to VpnTool icon and put your appropriate Login credential and hit connect (you must connected to internet during this process) Step6. Now you get connected using VPn check your current IP ,it it will changed.Enjoy safe and\u00a0anonymous\u00a0browsing. VpnTool Setup is available for 32-bit OS,if u have 64-bit then do the same thing \u00a0like RedVpn \u00a0but put IP address from VpnTool Note: All the above tools are not perfect VPN,some of them are act like VPN,hence use it accordingly by reading their proper\u00a0information.