Deception detection technology has been around for a long time, but it’s only recently become popular in the mainstream media. Best deception technology has been used by law enforcement agencies, corporations, and even individuals to find out if someone is lying. While this technology may seem like something out of a spy novel, it’s actually quite real and works at rates far lower than people think.

1. Face detection software

Face detection software is a great tool for detecting emotion, which helps determine whether or not your interviewee is telling the truth. This technology uses facial expressions, eye movement, and body language to gauge a person’s emotional state.

The accuracy of this method can be improved by understanding when someone is likely to lie. For example: if you’re trying to get information from a suspect who already has his or her guard up because they know they’re being interviewed about an alleged crime, it may be more difficult for this method of deception detection technology to work well in that situation.

2. Voice stress analysis tools

Voice stress analysis is a technique used to detect deception by measuring changes in the pitch and frequency of a person’s voice. It is used by law enforcement and security agencies to detect lies during interrogations. The technology measures both vocal variability and anomalies associated with stress, including increased pitch, higher frequency, decreased amplitude, longer pauses between words or phrases, sighs or groans, and so on.

The idea behind this method is that people who are being deceptive will have an increase in vocal variability compared to normal speech patterns because they’re trying to control their emotions while talking about something they’d rather not discuss and as such may overcompensate for their feelings of guilt by speaking more slowly or carefully than usual. In other words: if you’re lying through your teeth about where you were last night when the cops ask where your alibi was at around 2 AM when they got called out on noise complaints, then chances are good that your voice will sound different than it normally does when answering questions truthfully..

3. Brain wave monitoring devices

Brain wave monitoring devices can also be used to detect deception. These devices work by measuring your brain’s electrical impulses while you answer questions or complete tasks. When you’re telling the truth, your brain waves are said to be in a relaxed state and consistent with each other. But when you’re lying, this consistency breaks down, your electrical impulses change from low frequency waves to high-frequency ones.

These machines have been used for decades by law enforcement agencies worldwide and they’re becoming more popular every day. A survey conducted by Zogby Analytics found that 71% of Americans are willing to take lie detector tests if it meant getting a job; additionally, 73% agreed that lie detector tests should be mandatory for certain government positions such as police officers and leaders of large corporations. However, despite their popularity with both employers and employees alike …