HTTPS Everywhere

There are a many unsecure websites all over the internet, so online security is of utmost importance and here is a extension that will keep you secure from harmful websites
HTTPS Everywhere is a extension created by Electronic Frontier Foundation and Tor Project that encrypts your communications with many major websites, making your browsing more secure.

Project which automatically switches thousands of sites from insecure "http" to secure "https". It will protect you against many forms of surveillance and account hijacking, and some forms of censorship.

HTTPS Everywhere extension is available on Chrome, Firefox, and Opera.

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Chrome Extension Here