In order to facilitate the business, many businesses have put into use mobile devices (laptops, personal digital assistants (PDAs) ...) but still Not much emphasis on the security aspect of the device.
Unfortunately, the threat to these devices is increasing and can cause huge losses for businesses. The following are some of the risks and remedies.
Risks to mobile devices
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Important information: Attackers can use some eavesdropping devices to infiltrate mobile devices if they are not strictly secure.
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Equipment Loss: Even if the device is highly secured in virtual private networks (VPNs), if stolen or lost, mobile devices are still a major threat to the entire corporate intranet.
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Virus: Viruses are a major threat to mobile devices, particularly those that tread much of the computer. In general, mobile devices are susceptible to virus attacks in a number of ways: through application vulnerabilities, operating systems, applications downloaded from the network, or through malicious & quot; specially designed. These risks could cause the device to stop working or cause serious problems. One typical example of this is the 911 virus, the culprit of the 13 million calls to Japan's emergency numbers from i-mode.
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Virus e-mail: E-mail viruses can infect a PDA similar to a PC. These types of viruses also cause a lot of damage and delay the business of a corporation. PalmOS / LibertyCrack each & quot; famous & quot; is an e-mail virus of the PDA. This is a Trojan that removes all applications on handheld PDAs.
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Spam: Spam can be both troublesome and costly for businesses.
How to fix:
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Use advanced encryption and key management techniques to minimize WLAN-related vulnerabilities, such as Internet Protocol Security (IPSec) and 802.11 security standards (including EAP and WEP).
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There is a clear policy of decentralization to protect sensitive information.
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There are privacy policies for people using mobile devices. Minimize damage from the risk of losing your device by: setting password protection on all devices, encrypting important documents, not using scripts automatically to log into the VPN network ... Beyond You also need to use a firewall to restrict access to system resources.
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Regularly back up your PDA data to your computer to prevent the device from being infected by a virus.
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Use anti-virus software for PDAs.
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Access control for both hardware and system applications.
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There are specialized courses on mobile skills for users and network administrators.
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Use a firewall to prevent intrusion from the outside.
