Behind the door, it was pitch black and nothing could be seen.
On the contrary, the sound he heard before became more harsh now, making Lin Yu feel uncomfortable.
At this time, Li Xiuxi seemed to have reacted, her pretty face blushed slightly, and she couldn't help but glance at Lin Yu.
Although she is simple, she is not stupid. Even if she has never experienced it, haven't she heard of it?
Or the teacher taught it when I was in school. These things don’t even need to be learned, and you can always learn them inadvertently.
Li Xiuxi was a little embarrassed, but seeing that Lin Yu didn t respond, she had to pretend not to know, and kept walking.
"Wait a moment!"
Lin Yu suddenly grabbed Li Xiuxi.
Under Li Xiuxi's suspicious gaze, Lin Yu seemed very angry. He raised his finger to the top of his head, then pointed to the floor, and cursed in a low voice, "What are you thinking? Don't you see that there are sensors everywhere?"
Li Xiuxi twitched slightly, and subconsciously looked in the direction Lin Yu was pointing at.
Above the head, an instrument similar to a smoke alarm is tightly attached to the ceiling, and a light black beam of light seems to be transmitted from the middle, which almost blends with the darkness and is difficult to distinguish.
At the foot, there is still an instrument similar to a smoke alarm, which is close to the wall and emits a light black beam across the front of the two of them. As long as they take a step forward, the beam will be irradiated and the alarm will be triggered!
Not just these two, there are sensors almost everywhere in the house.
If you have the kind of glasses that specialize in sensing light, put it on and you will find that the room is almost filled with black light beams, intersecting each other, covering every place!
The true sense of the full range without dead ends!
Not to mention the sensors in the room, but the two at the door are actually easy to spot. As long as you are careful, you can definitely observe them.
But... She was thinking about other things just now, or she was affected by the sound, and she was a little out of focus.
That's why I went forward foolishly!
Li Xiuxi was a little scared and a little ashamed, and almost ruined the big thing!
Lin Yu was a little helpless.
However, Li Xiuxi's attitude of admitting mistakes is very good, which is worthy of praise.
He glanced at Li Xiuxi, and asked in a low voice, "Is there a way to turn off these sensors silently?"
Li Xiuxi hesitated and said, "Well... yes, but I'm not sure if turning it off will cause a chain reaction!"
"chain reaction?"
Lin Yu thought about it for a while, and it seemed that there was indeed such a possibility.
But if you don't turn it off, they can't get in at all, there are too many sensors inside, and there is no place for people to stand.
Otherwise, it's better to be rough, anyway, I don't care this time!
Of course, he can only think about it.
This executive is mainly responsible for protecting the portable data center. If something happens to him, such as being unable to go to the exhibition that day, the organizer will definitely send someone to check the situation.
So this executive can't get hurt, let alone be violent, and can't startle the snake. He can only enter the identity information and appearance of him and Li Xiuxi into the portable data center without the other party knowing.
The most important thing is the appearance, because the portable data center will directly scan out the appearance under the mask, which means that any disguise is useless.
So they can only enter their real appearance in advance, and when passing the machine, the machine will not send out an alarm.
Because their information has already been entered, the result of the system detection is no problem!
But portable data centers are not so easy to get. Now, there is a big problem waiting for them to solve.
What about these sensors?
To close or not to close?
Off, what if other alarms are triggered?
Nowadays, there are many related technologies, such as fire alarms that can be seen everywhere, and you can call the fire with a single touch.
Or when the fire is serious, the temperature of the fire alarm will rise, and it will automatically call the police.
This is a related technology!
Who can guarantee that these sensors are not associated with other instruments?
But if you don't close it, the two of them will be embarrassed and can't get in at all.
Is there a way to have the best of both worlds?
Lin Yu thought for a while, and the god-level thief skills in his mind suddenly provided him with an inspiration!
A silly, silly-sounding, but practical piece of inspiration!
First of all, the difficulty now is that if he and Li Xiuxi want to go in, they must find a way to solve these sensors.
Either turn it off, or find another way.
Assuming that the sensor may be associated with other instruments, then at this time, they can only attack the sensor in another way.
For example, if you change your thinking, you don’t need to turn off the sensor to make it work normally, you just need to think of a way to fool the sensor!
How to fool the sensor?
As long as you understand the working principle of this sensor, it is not difficult to fool the sensor.
Lin Yu is not familiar with this sensor at all, but he has mastered the god-level thief skills, which contains many related skills. As long as he studies carefully, he will soon be able to observe its principle!
So Lin Yu stepped forward directly, squatted down, and observed the sensors under his feet closely.
Soon, what did he observe!
This sensor, like most sensors, uses infrared light to sense heat and determine if someone is passing by.
The difference is that most sensors emit red light, but this sensor emits black light, or a black-red beam.
The red is hidden in the black, it is very hidden, it can almost blend with the darkness!
Not as conspicuous as red beams.
Lin Yu also saw the red beam in the black beam before he judged that it was a thermal sensor.
Since it's a heat sensor, it's easy to handle.
Because this kind of sensor has a very fatal shortcoming, it is relatively stupid and cannot penetrate obstacles and sense the heat behind the obstacles.
If it is a more advanced sensor, even if a person hides behind a wall, it can capture subtle temperature changes.
There is also a more exaggerated one, which can directly capture the temperature change in the air.
For example, now that Lin Yu is squatting next to the sensor, his body will release heat. This sensor cannot sense this heat, but advanced ones can sense it and trigger an alarm!
Of course, it's not good to be too sensitive, and it's possible to accidentally touch it once every three days.
Over time, it is easy to cause mental fatigue. If the alarm is really triggered, it is estimated that it was accidentally touched by mistake.
It may be for this reason that the executive did not choose the more advanced sensors, but used these relatively ancient sensors.
Although it is very old, it is very practical and can definitely stop more than 80% of the thieves in the world.
But there are many people who know the solution, and Lin Yu is one of them!
On the contrary, the sound he heard before became more harsh now, making Lin Yu feel uncomfortable.
At this time, Li Xiuxi seemed to have reacted, her pretty face blushed slightly, and she couldn't help but glance at Lin Yu.
Although she is simple, she is not stupid. Even if she has never experienced it, haven't she heard of it?
Or the teacher taught it when I was in school. These things don’t even need to be learned, and you can always learn them inadvertently.
Li Xiuxi was a little embarrassed, but seeing that Lin Yu didn t respond, she had to pretend not to know, and kept walking.
"Wait a moment!"
Lin Yu suddenly grabbed Li Xiuxi.
Under Li Xiuxi's suspicious gaze, Lin Yu seemed very angry. He raised his finger to the top of his head, then pointed to the floor, and cursed in a low voice, "What are you thinking? Don't you see that there are sensors everywhere?"
Li Xiuxi twitched slightly, and subconsciously looked in the direction Lin Yu was pointing at.
Above the head, an instrument similar to a smoke alarm is tightly attached to the ceiling, and a light black beam of light seems to be transmitted from the middle, which almost blends with the darkness and is difficult to distinguish.
At the foot, there is still an instrument similar to a smoke alarm, which is close to the wall and emits a light black beam across the front of the two of them. As long as they take a step forward, the beam will be irradiated and the alarm will be triggered!
Not just these two, there are sensors almost everywhere in the house.
If you have the kind of glasses that specialize in sensing light, put it on and you will find that the room is almost filled with black light beams, intersecting each other, covering every place!
The true sense of the full range without dead ends!
Not to mention the sensors in the room, but the two at the door are actually easy to spot. As long as you are careful, you can definitely observe them.
But... She was thinking about other things just now, or she was affected by the sound, and she was a little out of focus.
That's why I went forward foolishly!
Li Xiuxi was a little scared and a little ashamed, and almost ruined the big thing!
Lin Yu was a little helpless.
However, Li Xiuxi's attitude of admitting mistakes is very good, which is worthy of praise.
He glanced at Li Xiuxi, and asked in a low voice, "Is there a way to turn off these sensors silently?"
Li Xiuxi hesitated and said, "Well... yes, but I'm not sure if turning it off will cause a chain reaction!"
"chain reaction?"
Lin Yu thought about it for a while, and it seemed that there was indeed such a possibility.
But if you don't turn it off, they can't get in at all, there are too many sensors inside, and there is no place for people to stand.
Otherwise, it's better to be rough, anyway, I don't care this time!
Of course, he can only think about it.
This executive is mainly responsible for protecting the portable data center. If something happens to him, such as being unable to go to the exhibition that day, the organizer will definitely send someone to check the situation.
So this executive can't get hurt, let alone be violent, and can't startle the snake. He can only enter the identity information and appearance of him and Li Xiuxi into the portable data center without the other party knowing.
The most important thing is the appearance, because the portable data center will directly scan out the appearance under the mask, which means that any disguise is useless.
So they can only enter their real appearance in advance, and when passing the machine, the machine will not send out an alarm.
Because their information has already been entered, the result of the system detection is no problem!
But portable data centers are not so easy to get. Now, there is a big problem waiting for them to solve.
What about these sensors?
To close or not to close?
Off, what if other alarms are triggered?
Nowadays, there are many related technologies, such as fire alarms that can be seen everywhere, and you can call the fire with a single touch.
Or when the fire is serious, the temperature of the fire alarm will rise, and it will automatically call the police.
This is a related technology!
Who can guarantee that these sensors are not associated with other instruments?
But if you don't close it, the two of them will be embarrassed and can't get in at all.
Is there a way to have the best of both worlds?
Lin Yu thought for a while, and the god-level thief skills in his mind suddenly provided him with an inspiration!
A silly, silly-sounding, but practical piece of inspiration!
First of all, the difficulty now is that if he and Li Xiuxi want to go in, they must find a way to solve these sensors.
Either turn it off, or find another way.
Assuming that the sensor may be associated with other instruments, then at this time, they can only attack the sensor in another way.
For example, if you change your thinking, you don’t need to turn off the sensor to make it work normally, you just need to think of a way to fool the sensor!
How to fool the sensor?
As long as you understand the working principle of this sensor, it is not difficult to fool the sensor.
Lin Yu is not familiar with this sensor at all, but he has mastered the god-level thief skills, which contains many related skills. As long as he studies carefully, he will soon be able to observe its principle!
So Lin Yu stepped forward directly, squatted down, and observed the sensors under his feet closely.
Soon, what did he observe!
This sensor, like most sensors, uses infrared light to sense heat and determine if someone is passing by.
The difference is that most sensors emit red light, but this sensor emits black light, or a black-red beam.
The red is hidden in the black, it is very hidden, it can almost blend with the darkness!
Not as conspicuous as red beams.
Lin Yu also saw the red beam in the black beam before he judged that it was a thermal sensor.
Since it's a heat sensor, it's easy to handle.
Because this kind of sensor has a very fatal shortcoming, it is relatively stupid and cannot penetrate obstacles and sense the heat behind the obstacles.
If it is a more advanced sensor, even if a person hides behind a wall, it can capture subtle temperature changes.
There is also a more exaggerated one, which can directly capture the temperature change in the air.
For example, now that Lin Yu is squatting next to the sensor, his body will release heat. This sensor cannot sense this heat, but advanced ones can sense it and trigger an alarm!
Of course, it's not good to be too sensitive, and it's possible to accidentally touch it once every three days.
Over time, it is easy to cause mental fatigue. If the alarm is really triggered, it is estimated that it was accidentally touched by mistake.
It may be for this reason that the executive did not choose the more advanced sensors, but used these relatively ancient sensors.
Although it is very old, it is very practical and can definitely stop more than 80% of the thieves in the world.
But there are many people who know the solution, and Lin Yu is one of them!
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