Staying Safe and Secure in the Public WiFi Wilderness

Staying Safe and Secure in the Public WiFi Wilderness What if a site you are visiting -- a Mom-and-Pop e-commerce site, for example -- doesn't use SSL and you still want to protect yourself from eavesdroppers? Use a Virtual Private Network. VPNs create a tunnel through the Internet from your location to the destination location, and everything in the tunnel is encrypted. With the apparent clamp-down on formerly liberal U.S. data...

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Electronic Waste or E-Waste

                   Electronic Waste or E-Waste Have you ever given a thought what happens when you throw or sell your old cell phone or personal computer? Where does it go? And how it affects the atmosphere? Electronic waste or e-waste are those electrical and electronic items that are no longer usable or have been replaced by the new generation version. Computers, cell phones,...

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CMOS Image Sensors

                             CMOS Image Sensors Advent of CMOS technology in eighties led to the phenomenal growth in semiconductor industry. Transistors have become smaller, faster, consume less power, and are cheaper to manufacture. It is CMOS technology which has enabled very high integration on the chips leading to modern high performance, miniaturized integrated...

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