2020 Julypage 15

Jamming WIFI Signal

WiFi is a wireless method of communication based on electromagnetic radiation. The WiFi signal is referred to as radio waves, respectively, it has the same properties, characteristics and behavior. Radio waves obey practically the same physical laws as light: they propagate in space at the same speed (almost 300,000 kilometers per second), are subject to diffraction, absorption, attenuation, scattering, etc.

The main characteristics of a radio wave, and therefore a WiFi signal, are its length and frequency. The scope of radio waves depends on the frequency range. This may be television, radio communications, mobile communications, microwave communications and many more interesting things, including the Internet.

The use of wireless Internet is associated not only with the convenience of receiving and transmitting information, but also can have negative consequences, for example, wireless spy devices work using wifi. The presence of wireless Internet is often disturbing, violates the silence and quiet environment in public institutions, and interferes with the operation of equipment. Buying wifi jammer will provide reliable control over wireless networks. We will figure out how to choose the right device.

Even if you are not the owner of any large corporation, the prospect of providing an outsider access to personal information in social services. networks are unlikely to please you. Having the necessary equipment, even a student can easily get any passwords, bank card numbers and other information.

Wi-Fi spyware is a fairly common phenomenon in the face of fierce commercial competition. In addition, wireless Internet in some specific cases can interfere with, break the silence and the necessary calm environment in public places, and can also affect the operation of various equipment. Wi-Fi jammers will provide reliable control over the operation of wireless networks.

What is a WIFI jammer

A signal jammer is a small device that most often operates at a frequency of 2.4 MHz. The radius of its action, depending on the specific model, can be from 10 to 30 m. It allows you to get absolute control over the wireless type systems and, accordingly, secure the room, premises or separate territory. Many wireless devices used by attackers for covert tracking operate at frequencies of 2, 4-2.5 megahertz.

The use of Wi-Fi jammers allows neutralizing listening and video devices during its operation. It is also worth considering that such a suppressor blocks the signals of all devices, the list of which includes not only bugs and spy cameras, but also keyboards, mice that work without wires.

Jammers GPS and GLONASS

GPS signal jammer and GLONASS – a device that does not allow transmitting data about the location of your car to satellites. The device operates at a frequency close to GPS and GLONASS (1500 to 1600 MHz).

The first people who got the idea of controlling the location of the vehicle were Americans. They invented the Global Positioning System or GPS. Our compatriots did not lag behind progress and released the Global Navigation Satellite System or GLONASS for short.

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The main difference between the systems is to work at different frequencies: * GLONASS system, operates at a frequency of 1602 MHz. * GPS system at a slightly lower frequency.

Navigation receivers use data from both systems to determine the location of the vehicle. That is why in online stores and see the sections: Jammer GPS and GLONASS!

How it works?

While you equip your car with a navigation system, other drivers try to protect their vehicle from satellite tracking. To prevent an attacker from monitoring your movement, just install a jammer to suppress signals that allow satellites to transmit information about the coordinates of the car.

After connecting the jammer of the GPS or GLONASS signal, the gadget immediately starts working, creating interference around itself in a radius of 15 m. The device jammed the L-waves, which represent the frequency range of the waves used for terrestrial and satellite radio communications.

For example, the signal jammer (jammer) Proline PR-8081KA has the following characteristics:

* Frequency: 1500-1600 MHz

* Range: 7 meters

* Output power: 7 dB

* Power: 12V, 200mA

* Dimensions: 93x21x15 mm

GPS car antitracker, suppressor Proline PR-8081KA is a miniature jammer of GPS signal. It is designed to block GPS trackers that can be hidden in your car, truck, van, motorcycle.

Equipment:

* Signal suppressor – 1 pc.

* Antenna – 1 pc.

* Fuse – 1 pc.

You can see even more jammers in the catalog on our website! Look for quality jammers of any power and size on the website of the jammer-mart online store!

GPS jammer can block signals in multiple frequency bands

At present, due to the low price, small wireless routers are very convenient and the speed of wireless internet supply is becoming faster and faster. At the same time, the phenomenon that employees can connect to wireless wifi via their mobile phones and tablets is becoming more and more popular. Businesses Many employees have wireless routers and then visit the business in a local area network (LAN) to provide wireless Internet access to their phones and tablets.

Employees use cell phones and tablets to access the Internet via wireless routers. They also use the bandwidth of the corporate network to download content, watch videos, shop online, play games, chat, and do other non-work related tasks. On the one hand, this behavior occupies the company’s LAN IP address, which can easily lead to IP address conflicts; on the other hand, it also occupies the bandwidth of the corporate network, which can easily lead to a decrease in Internet speed and performance of the corporate network. At the same time, the network administrator cannot find the wireless LAN router in real time.

Combined with the latest cell phone jammer GPS detection portable wireless router wireless router, and block the function of wireless router, and further improve local area network (LAN) detection in the new version of wireless router, prohibiting the wireless router usage, is currently the only domestic search for precise local area network (LAN) wireless router software; at the same time, it also strengthens the testing of mobile phones and tablets in a wireless LAN environment to find the LAN function of the LAN, which can effectively allow wireless routers to ban mobile phones and the function on the wireless router to the Internet. Earth has blocked access to devices such as cellphones, tablets, mobile Internet devices to the wireless LAN.

In the modern world, the problems we face include software for smartphones and GPS tracking devices. If you think your phone is being tracked by GPS software, the first response to your phone is in airplane mode. It means not to be afraid, but it is not. Each phone has two operating systems, a cellular network, and other users. Airplane mode deactivates the second function only via the telephone network without any help. If you do not send GPS coordinates when you connect your phone to a base station, you are tracking who is the target vehicle, as long as the moving GPS system is GPS, it is difficult to get rid of the GPS.

Therefore, you need a GPS signal jammer for a mini car charger to solve this problem. With a range of 2 to 10 meters, it can form a car protected by GPS. At the same time, if your smartphone can slide. Mini GPS signals emit interfering radio waves to establish the disturbance and maintain connectivity. Location data does not change and is not updated … becoming a GPS receiver or wanting to follow people we do not know. Finally, the mini GPS jammer of the car charger can now protect the L1 GPS between 1500 MHz and 1600 MHz.

The jammers also offer you a quiet office space

Many times in public we need quiet conditions, like reading a book, listening to music, watching TV, staying away from phone noise, teachers in classrooms, libraries and other places and other conditions. Blocking telephone signals is the best way. And in many other cases, people also have to cut other frequency bands, which is why if you are looking for these high power signal jammer, then the more advanced new design can point out the invented jammers that you can visit us. Jammer-mart .com website.

wifi phone signal jammers

When people need an inexpensive high power GPS jammer , please consider the price, quality and other factors that meet their needs, and provide them with the ideal environment to get the best signal jammer. Coming to our website, you will find that many new advanced signal jammer designs can be obtained here. In this paragraph you can watch this “15W High Power Desktop Antenna 8 Antenna 4 Antenna WiFi Bluetooth 3G 4G Mobile Phone Interceptor”, is the latest product of the signal blocker, has powerful functions, not only can only protect one signal, it can also protect multiple signals.

Then take a direct look at the details of this newly designed mobile WiFi signal blocker, and learn more details, you will soon know that this high power desktop signal blocker is designed for 15W high power, based on the power of the signal up to 50 meters, the high power signal from the long distance jammer is improved. Its specific functions are powerful and can meet the needs of a large number of users. In addition to designing 8 antennas, these 8 high power antenna signal jammers also have the ability to simultaneously cut 2G, 3G, 4G mobile phone signals and WiFi Bluetooth signals. Therefore, by designing a high quality cooling system,

It offers high quality design for many fixed places, such as conference halls, conference halls, museums, art galleries, art galleries, concert halls, churches, chapels , temples, restaurants, classrooms, training centers, factories, banks, etc. Largely used. In addition, you can get many other models of high-power desktop signal prompts and new signal jammers. You can take action and choose the appropriate signal, so you will have a quiet place.

WiFi jammers have been used in various fields

From Antiquity to the present day, security has always been an important aspect to consider, like the army, the network, the network and many other areas. In this case, we need different types of security tools in all areas, and here you can get wifi jammer that can secure your network.

Today, computers have become an indispensable and important tool for people’s work and life. Just as people work at the same time, they always use computers to process others, share important information, and even communicate with people. Email to other countries. There are many other tools that facilitate communication, which all depend on the network and achieve their goals. Therefore, people should connect and achieve their goals. More and more people are using wireless routers because they can use the network more easily without having to connect a cable to a laptop or use phones and WiFi over the Internet.

If we look closely, we can see that in different places and different areas, various security measures have been taken to ensure a safe environment. For example, in factories, hotels, schools and many other places, we can usually see that in many places, building defenders have to register first. All of this is done to provide security, and in many important places you can see the situation more clearly. Then we can realize that security plays an important role in various domains and networks. Now the wifi jammer has become a dominant player in the market, and many people are slowly starting to accept this device.

Yes, this is very useful, but for prudent people, we sometimes find that using wifi and mobile phone interference signals can also cause them many problems. If they use this device, their important files may even be stolen. Even if they have set a password for their WiFi router, someone can hack it, then access and use your network, and if they do, they can steal your device without notifying you. You can only see the problem to find out what happened, and then take action to resolve the problem. This is why more and more people are even taking care of network security and using WiFi jammers as good assistants.

Should a jammer be installed during the exam?

Due to the precedent of interrupting communication equipment during college entrance exams in recent years, in order to completely eliminate these phenomena, signal jammer have been widely used.

What are the principles of obstacles used during the college entrance examination? In fact, this is equivalent to the time it takes for your phone to send and receive information. The cell phone jammer is like an oversized horn, the “noise signal” output is too large, and the phone does not hear the “mouth”. Also known as a wifi jammer. In short, the shield’s work is far from blocking the phone signal, but blocking it. Equivalent to the use of electromagnetic signals useful in a large number of harmful signals.

indoor phone jammer

Although telephones are used whenever wireless communication equipment is used, there are also invisible lines that serve as base stations for mobile telephones. Mobile Phone The first step in making or receiving a call is to first establish a connection to a nearby mobile phone base station. If your left and right hands are a mobile phone and a left-handed phone calls a right-handed phone, the electromagnetic waves from the mobile phone will not be transmitted directly from the left hand to the right hand, but if simple, but it will be at hundreds of meters from the phone to the left roundabout.

This is why the signal in the examination room is disturbed. This seriously disturbs the mobile phone users in the examination room and the quality of the calls becomes poor. For motherland flowers, please support for a few days.

But is this mask really effective? The entire frequency range of electromagnetic waves is from the smallest Hz to the largest several hundred GHz, and the range is very wide. Each segment can be used as a communication signal, but some specialized general protection equipment is “skills are not large enough” and “five types” of “incomplete sound” shielding can only block a small number of tools. band communication which can use the unshielded band communication frequencies.

Therefore, it is imperative to increase the number of jammers, and try to continue to cover all areas, so that it leaves.

Interfering with mobile signals harms the public more than it benefits, the legislator says

As part of the security measures for the Pope, the National Telecommunications Commission (NTC) ordered telecommunications companies to switch off cellular network coverage at certain times that coincided with the papal events in Metro Manila.

“Signal jammer can be a serious inconvenience for mobile phone users, especially in emergencies,” said Terry Ridon, party leader Rep. Von Kabataan, in a statement on Saturday.

On Friday, Sun and Smart subscribers complained about the missing signal in Metro Manila and neighboring provinces.

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Telcos Sun, Globe and Smart argued that turning off cellular coverage was an NTC policy as part of security measures for Pope Francis’ state and apostolic visit.

The security of the Pope

Cell phone jammer has been expanded to ensure that mobile networks are not used to threaten the Pope’s security, said Interior Minister Manuel Roxas II.

“Hindi naman buong Metro Manila ang orihinal na layunin … Ang tatanggalan lang sana ng signal ay ‘yung area kung nasaan si Pope … Pero science and technology dictate us na kahit a bar na signal ay kayang mag-trigger” Interior Minister Manuel Roxas II said on Friday.

Cell phones were used to remotely fire explosives.

Ridon said, however, that “signal interference only does more harm than good”, which contradicts the government’s goal.

“What if, for example, family members are separated during the big meeting in Luneta this Sunday? What if emergency situations arise? How will people communicate with each other?

“The Filipino people certainly want the Pope to be safe while visiting here in the Philippines, and we understand whether certain security measures are in place.

“However, we believe that the government should not go so far as to interfere with cell phone signals. Communication is an integral part of public security. Cutting off telephone lines can do more harm than good,” added Ridon.

Marnie Tonson, legal advisor to the Philippine Internet Freedom Alliance (PIFA), said that government overreach in the civil service can and should be “brought to justice” by telecommunications companies because it happened at a time of peace, not during civil unrest or War.

“If it is a government regulation, not an inquiry, it is a direct government intervention in the private sector. Telecommunications companies are not government agencies, but public utilities. Under the law, telecommunications companies receive franchise contracts to function that serves the public. ” “Like water companies, transportation companies,” he said in a separate statement.

“For example, a government shutdown places responsibility for responding to interventions directly on the shoulders of the government. A” government inquiry “is a gray area where telecommunications for refusing to serve under the flimsy argument” they ” should have answered the request, “he said.

“The general rule is that any massive use of technology is prohibited except in times of war. Nuclear weapons, warships, biological weapons – these are controlled (or should be controlled) by a nation ‘s Department of Defense precisely because they are the hammer of war Cyber age is that communication technology has also become a hammer of war, “added Tonson.

Telecommunications company to refund subscribers?

The lack of a cellular signal has impacted the public, but there is still no decision whether to reimburse telecommunications companies, said Yoly Crisanto, senior vice president of corporate communications at Globe Telecom Inc., in a text message to GMA News Online on Saturday.

“We will inform our customers and update them if there are any developments,” she added.

Officials from Philippine Long Distance Telephone Co. (PLDT), the parent company of Smart Communications Inc. and Sun Celluar operator Digitel Telecommunications Philippines Inc., have not yet commented on the matter.

In a text recommendation late Friday, Globe informed subscribers that the temporary closure was in accordance with a government regulation.

“Hello, you may have experienced a temporary loss of wireless signal and internet connection, particularly in part of Pope Francis’ itinerary. This was done for security reasons in accordance with the government’s policy,” it said.

Russia has figured out how to jam US drones in Syria, officials say

WASHINGTON – According to four U.S. officials, the Russian military has blocked some U.S. military drones that operate in the sky over Syria and are seriously affecting U.S. military operations.

The Russians began blocking a few smaller US drones a few weeks ago, officials said after a series of suspected chemical weapon attacks on civilians in rebel-held eastern Ghouta. The Russian military feared the US military would take revenge and started blocking the GPS systems of the region’s drones, officials said.

Senator Ben Sasse, R-Neb., Responded to the news of the Russian mess on Tuesday by saying, “Russia wants to undermine our interests at every turn.”

“It is crazy to think that Russia is anything but an opponent,” said Sasse.

According to Dr. Todd Humphreys, director of the Radionavigation Laboratory at the University of Texas at Austin, can be straightforward to block or scramble a drone’s reception of a signal from a GPS satellite.

“GPS receivers in most drones can be blocked fairly easily,” he said.

Humphreys, an expert on GPS spoofing and jamming, warns that this could have a significant impact on U.S. drones and could result in malfunction or even crash. “At the very least, this could lead to serious confusion,” said the drone operator on the ground when the drone reports an incorrect position or is lost.

Humphreys said U.S. analysts first caught Russian military drone signal jammer in eastern Ukraine four years ago after they invaded Crimea. He said the jammers were originally recognized as weak signals from space that bounced off the surface of the earth. The jammers “had a fairly significant impact” on the United Nations surveillance drones, which attempted to monitor the area, ground the fleet for days, and stop collecting information from the air.

The Department of Defense won’t rely on operational security to say whether the traffic jam will cause drones to crash. “The US military maintains adequate countermeasures and safeguards to ensure the safety of our manned and unmanned aircraft, our armed forces, and the missions they support,” said Pentagon spokesman Eric Pahon.

However, one official confirmed that the tactic has an operational impact on U.S. military operations in Syria.

The officials said the equipment used was developed by the Russian military and is very sophisticated, and has proven itself to be effective against some encrypted signals and anti-jamming receivers. The drones affected so far are smaller surveillance aircraft in contrast to the larger Predators and Reapers, which are often used in combat environments and can be armed.

Dr. Humphreys says that while the attacks take place in cyberspace, the results are still serious.

“They look a little less hostile than a kinetic bullet, but sometimes the effect can be just as harmful,” he said. “It’s like shooting at them with radio waves instead of bullets.”

Advanced drone jamming technology developed

Security forces around the world are facing a growing threat: radio-controlled drones that fly or hover over crowded stadiums, prisons and places with a high concentration of people. The drones can spy, record, and transmit unauthorized videos. You can also transport explosives, illegal goods and other products. and even carry out terrorist attacks, murder VIPs, etc.

In response to these threats, a new drone jammer for unmanned aerial vehicles (UAV) has been developed. The DroneBlocker jammer developed for military use can block small to medium-sized aircraft in various ways.

The system developed by IACIT from Brazil can be used by military personnel who want to secure bases and airports. The Brazilian army is currently using the jammer for various confidential applications, including VIP protection and important events, as Henrique Nobre, IACIT General Manager for Sales and Marketing, told janes.com.

The Brazilian armed forces reportedly deployed the system during the 2016 Rio de Janiero Olympics. The system has been successfully demonstrated in different countries in ten different infrastructures (airports, critical structures, etc.).

How does it work? The technology can interfere with a UAV’s Global Positioning System (GPS), forcing the aircraft to land smoothly. It can also force the UAV to return to its place of origin. In addition, it can prevent imaging streams from returning to the operator, thereby frustrating the mission assigned to the UAV.

The innovative technology works with several sensors. The company developed an image processing algorithm that allows targets such as UAVs to be identified from the videos from surveillance cameras installed along a perimeter. The camera subsystem detects the target and sends a message or trigger to the jammer subsystem to activate it.

A radio frequency (RF) sensor detects targets by receiving the RF signals with a database and looking for a signature protocol that matches the signal generated by the aircraft and / or its operator. According to the company’s website, there are two versions, the military 110 and the civil 0200.

The system consists of cameras, RF receivers, acoustic sensors (optional), radar (optional) and signal jammer, all of which are integrated. It offers 24-hour protection, completely independent operation (operators are not required) and the creation of event records. The configuration is flexible and offers product versions with an output power of 1 W, 10 W, 50 W and 100 W per channel.

The platform includes the installation of antennas on the roof of the structures to be protected or on portable masts for special tactical missions or for protection against major events.

A new way to punish young cyber criminals – let them wear a WiFi jammer

Cybercriminals do things online, so punish them by stealing their Internet access. It is as easy as taking a crowbar from a burglar. Or is it? Some out-of-the-box thinking by a top cop this week has sparked a debate among cyber security types over young offenses and punishments.

Ch Supt Gavin Thomas, president of the Police Superintendents’ Association of England and Wales, said in an interview that wifi jammer – devices worn on the ankle or wrist to block the Internet – serve as a smarter penalty for cybercrime could as a prison. “We have to stop using 19th century penalties to fight 21st century crimes,” he said.

Insert the WiFi jammer

Few would dispute this, but there are some problems with jammers. First, they are illegal under the Wireless Telegraphy Act 2006, so we have to work on it. Second, they would not work.

“Although we desperately need alternatives to jail, using cell phone jammer is both technically impossible and unreliable,” said Cal Leeming, who was jailed for hacking as a teenager and is now a security advisor. “Even if you could do it to implement without disrupting nearby connectivity, which would be very difficult in itself because of how the radio works, it could be easily circumvented with a cable. ”

Darren Martyn, an Irish convicted hacker who became a security researcher (he was part of the LulzSec group), added: “This would cause a huge disruption to anyone who is within range of the” tagged “person.”

Would a forced screen break – a digital foundation that is increasingly being released by parents – help solve the broader problem despite legal and technical hurdles? Prof. Mary Aiken, cyber psychologist at University College Dublin, is skeptical. If the criminal justice system has trouble keeping up with technology, delaying education is the bigger threat, she says. “It will be very difficult, if not impossible, to follow our path out of problems like youth hacking,” she explains. “What is needed is a fundamental reassessment of the impact of technology on youth development.”

In Youth Pathways into Cybercrime (pdf), a report published by Middlesex University in October, Aiken and her colleagues recommend not to thwart the digital skills of these young people, but to offer them safer options.

Jessica Barker, a cyber security consultant who runs the cyber.uk website, agrees. She cites research by Sonia Livingstone, who heads the parenting for a digital future research project at the London School of Economics. It suggests that denying screen time or web access can be counterproductive, regardless of whether they are naughty children or young criminals. “Children who are denied access are more likely to be risky because they can find another way to access the Internet unattended,” says Barker.