News India Live, Digital Desk: Threats to your privacy and security can come not just from your smartphone or camera, but also from your most trusted companion – the computer mouse! You may find it strange to hear this, but cyber security experts have recently revealed a shocking technology that can computer mouse Can be used to listen to your private conversations and spy on you. This ‘new threat’ is raising a serious question on privacy in the digital world.
How does this spying technology work?
This technique is based on ‘cyber-acoustic’ attacks. This is what happens:
- Use of laser: Hackers throw laser beams at your optical mouse from a distance. These mice usually detect movement on a surface by using a red or infrared light below.
- Mouse Sensitivity: The sensor inside the mouse receives the laser rays. When you speak, sound waves in the air cause slight vibrations on the mouse and its surface.
- Analysis of Sound: This vibration subtly alters the laser beam. Hackers then receive these converted laser rays back and can ‘re-create’ your conversation from this vibration using ‘signal processing’ techniques.
- Wired or Wireless: This technique can work on both wired and wireless optical mice, although a wireless mouse may be a little easier to aim.
Why is your mouse a threat to privacy?
This attack happens silently, because it does not require installing any software. Your mouse itself works like a ‘microphone’, which hackers can operate remotely.
So, how to protect your privacy? Learn 3 quick solutions!
Some measures can be taken to protect yourself from such cyber-acoustic attacks:
- ‘Soundproof’ the room:
- Try to make the room where you have sensitive conversations as soundproof as possible. By applying soft materials (like clothes, curtains, books) on the walls, sound waves echo less.
- If possible, play loud background noise (such as light music) during the conversation to attenuate the audio signal.
- Use the microphone, not just the room:
- When you’re having a confidential meeting or conversation, use high-quality headphones and a dedicated microphone (such as a headset). This will send your voice directly into the microphone and reduce room echo or mouse vibration.
- Avoid placing the mouse directly in front of your voice.
- Cover optical mouse/use a different type of mouse:
- If you suspect this attack, cover the mouse with a cloth during your private conversation or place it somewhere where the direct laser beam cannot reach it.
- Mechanical or ball mice (if you can find older ones) do not have such optical sensors, so they may be resistant to these attacks.
This problem may not be on a large scale right now, but considering the possibility of such attacks in the future, it is very important to have this information. Always be alert and safe in your digital world!
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