A sebaceous cyst is a type of cyst that forms in the epidermis, the outermost layer of the skin. A sebaceous cyst is also sometimes called an epidermal cyst. It forms when a sebaceous gland, an oil-producing gland in the skin, becomes blocked.
A technique involving using chalk to place a special symbol on a sidewalk or another surface to indicate a nearby wireless network that offes Internet access. Wardriving A technique hackes use to locate insecure wireless networks while driving around. Warflying A technique hackers use to locate insecure wireless networks while flying around. Smartphone A cellular phone with the features of a personal digital assistant.
1 This method is convenient and simple, and it works for just about all the GPS signals. 2  To block a GPS signal, you would have to buy a GPS jammer. 3  It is large enough to disable any GPS signal in a vehicle. 4  You can buy these devices easily by doing a simple search on Google. Buy a GPS signal jammer. 2  This method is convenient and simple, and it works for just about all the GPS signals. 3  To block a GPS signal, you would have to buy a GPS jammer. 4  It is large enough to disable any GPS signal in a vehicle.