Information Security Guidelines Information security threats against mobile phones Operating instructions Vocabulary		Possible information security threats against mobile phones Today, some of the most significant threats against mobile phones are various attempts to commit a fraud against a mobile phone user. Among the most common hoaxing methods are to include the mobile phone user to call or send text messages to chargeable service numbers. Be critical about any messages or contacts you receive on your mobile phone from an unknown number or device. Those malicious programs having emerged until now try to access mobile phones mainly via multimedia messages or a Bluetooth connection.
				Malicious programs, such as viruses, worms, and trojans may: • Increase your phone bill in various ways without the phone owner’s knowledge (for example, without the user’s awareness, a trojan hidden in a game can send SMS messages to expensive toll numbers). • Destroy or steal information. • Attempt to spread to other phones, causing disturbance. • Disturb a mobile phone network. • Spy and forward information about your mobile phone usage.