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A personal computer that does not have embedded Bluetooth can use a Bluetooth adapter that enables the PC to communicate with Bluetooth devices. While some desktop computers and most recent laptops come with a built-in Bluetooth radio, others require an external adapter, typically in the form of a small USB " dongle ".
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The software for most Android devices can be updated from the Settings app, but check with your manufacturer for instructions specific to your device. Force stop and restart the app Verified for version 4.4 and later
Wireless security is another aspect of computer security. Organizations may be particularly vulnerable to security breaches [6] caused by rogue access points.. If an employee adds a wireless interface to an unsecured port of a system, they may create a breach in network security that would allow access to confidential materials.
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However, asking users to remember a password consisting of a "mix of uppercase and lowercase characters" is similar to asking them to remember a sequence of bits: hard to remember, and only a little bit harder to crack (e.g. only 128 times harder to crack for 7-letter passwords, less if the user simply capitalizes one of the letters).
The simplest security tokens do not need any connection to a computer. The tokens have a physical display; the authenticating user simply enters the displayed number to log in. Other tokens connect to the computer using wireless techniques, such as Bluetooth. These tokens transfer a key sequence to the local client or to a nearby access point. [4]
Network distributed password cracking; Crack v5.0a [6] released in 2000 did not introduce any new features, but instead concentrated on improving the code and introducing more flexibility, such as the ability to integrate other crypt() variants such as those needed to attack the MD5 password hashes used on more modern Unix, Linux and Windows NT ...