Troubleshooting Mobile Devices Solutions for Common Problems Perform a hard shutdown Pull the battery Complete a Factory Restore/Reset Force the app to close Replace the SIM Card Reconfigure network settings Insert or replace the Memory Card Delete unnecessary files or uninstall apps Clean the phone a.
View Coursera1.docx from MAKR 103 at City College of San Francisco. Chapter 1 Mobile Devices THE FOLLOWING COMPTIA A+ EXAM 220-1001 TOPICS ARE COVERED IN THIS CHAPTER: 1.1 Install and configure
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Jan 16, 2019 · Below are some of the most common types of Wireless and Mobile Device Attacks: SMiShing : Smishing become common now as smartphones are widely used. SMiShing uses Short Message Service (SMS) to send fraud text messages or links. The criminals cheat the user by calling. Victims may provide sensitive information such as credit card information ...
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Before you get the app, you’ll have to change some settings on your device. On your iPhone, go to the Settings app and tap the option for ‘Battery’. Then, make sure that ‘Low Power Mode’ is turned off. Now, go to the ‘General’ settings. Tap the option for ‘Background App Refresh’.
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It is also known as playback attack. It occurs when the attacker copies the victim’s information from his device. An attacker can access information such as the user’s calendar, contact list, e-mail and text messages without leaving any evidence of the attack.
Bluejacking is used for sending unauthorized messages to another Bluetooth device. Bluetooth is a high-speed but very short-range wireless technology for exchanging data between desktop and mobile computers and other devices.
War driving : War driving is a way used by attackers to find access points wherever they can be. With the availability of free Wi-Fi connection, they can drive around and obtain a very huge amount of information over a very short period of time. WEP attack :
WEP attack : Wired Equivalent Privacy (WEP) is a security protocol that attempted to provide a wireless local area network with the same level of security as a wired LAN. Since physical security steps help to protect a wired LAN, WEP attempts to provide similar protection for data transmitted over WLAN with encryption.
RF Jamming : Wireless signals are susceptible to electromagnetic interference and radio-frequency interference. Radio frequency (RF) ja mming distorts the transmission of a satellite station so that the signal does not reach the receiving station. Attention reader!
Since everyone is using the same key, the criminal has access to a large amount of traffic for analytic attacks. WPA attack : Wi-Fi Protected Access (WPA) and then WPA2 came out as improved protocols to replace WEP.
Like menus and accordions, carousels have an important advantage on mobile: they fit a lot of content into a relatively small footprint.
On desktop, the carousel has always been a popular way to stick multiple pieces of content on the front page without taking up too much space. On mobile, carousels increased in popularity when the iPad was first introduced. ( Original iPad designs were fascinated by the etched-screen aesthetic and wanted to control the layout in the tiniest detail.
By now most users have become familiar with this gesture for horizontal navigation. Make sure your carousel supports swipe.
The temptation to use a carousel to save space on a small screen can be big, yet carousel items can have little discoverability, especially when not advertised well with strong cues such as the illusion of continuity or arrows.
A hurried mobile user looking for specific content may never notice a carousel. Even when the carousel is self-animated, a mobile page is so small that by the time the carousel image has changed, the user may have scrolled down and not see it anymore.