The SIA stands for Security Industry Authority. Their role is to regulate the security industry within the private sector and ensure that work taking place is safe and individuals are qualified, safe and experienced enough to be doing what they are doing. Without a regulatory body like the SIA, the security industry as a whole would look very different. The SIA have to issue individuals with licenses to make sure that the security industry is safe. This covers many different security professionals in its remit, including door guards, retail security guards, corporate security guards and people working privately in any...

Bug detectors can be used to detect suspicious signals, like wifi, Bluetooth and digital signals, that could indicate the presence of bugging technology. This could be in the form of microphones, mobile phones or other types of recording systems that have been specifically placed there with the intention of secretly capturing confidential information. Bug detectors help to prevent this. They can come in many different forms. Some people will carry smaller bug detection devices in their pockets whereas sometimes, a full system may be installed for the ultimate protection. These devices will detect the suspicious signals, even if it is...