![]() Automatic form filler Software – It may prevent keystroke logging by removing the requirement for a user to type personal details and passwords via keyboards.Ĥ. Anti-spyware/ Anti-virus Programs – Many security tools can detect some software based keyloggers and quarantine, disable, or remove them.ģ. Anti-keyloggers – An anti-keyloggers is a kind of software that is designed to detect keystroke loggers on a computer.Ģ. Though it is difficult to detect and remove keystroke loggers for they adopting various technologies, it is still possible to remove certain types of keyloggers with specified countermeasures.ġ. Wireless keyboard and mouse sniffers: These passive sniffers collect packets of data being transferred from a wireless keyboard and its receiver.Smartphone sensors: Researchers have demonstrated that it is possible to capture the keypresses of nearby computer keyboards relying on only the commodity accelerometer found in cell phones.Optical surveillance: Optical surveillance can also be used to record keyboard struck.Keyboard overlays: They are designed to look like an integrated part of machines and are placed over the normal keypads to register keypresses.Keyboard hardware: Hardware keystroke loggers are used to record keystrokes using a circuit that is attached somewhere between the keyboard and the computer, typically in line with the keyboard’s cable connector.Firmware-based keyloggers: BIOS-level firmware that controls keyboard activities can be modified to monitor those activities.Electromagnetic emissions: A wired keyboard’s Electromagnetic emissions, which can be captured from up to 20 meters away without being physically wired to it, can be used to restore the keystrokes.Body keystroke loggers: They track and analyze the body movements of a user to determine which keys have been pressed on a keyboard.Acoustic keyloggers: Acoustic cryptanalysis can be used to record the sounds created by people hitting the keyboard for each key on the keyboard makes a subtly different acoustic signature when struck.Memory-injection-based keyloggers: MitB-based keyloggers carry out their recording by editing the memory tables associated with the browser or other system functions.Kernel-based keystroke loggers: They get root access to hide in the system and record keystrokes that pass through the kernel.Javascript-based keyloggers: They are malicious script tags injected into a targeted webpage and register keystrokes, onKeyUp() for example. ![]()
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