Guide (423)

Displaying 'Guide' tags 176 - 200 of 423 in total

Tailgating: Access Control Tutorial

Nearly all access control systems are vulnerable to an easy exploit called 'tailgating'. Indeed, a friendly gesture in holding doors for others...

By Brian Rhodes - over 3 years ago (Info+)

Covert Elevator Face Recognition

Covert elevator facial recognition has the potential to solve the cost and complexity of elevator surveillance while engendering immense privacy...

By John Honovich and Charles Rollet - over 3 years ago (Info+)

Camera Focusing Tutorial

Camera focus is fundamental to quality imaging. Mistakes can significantly reduce details, making cameras less effective. In this guide, we...

By IPVM Team - over 3 years ago (Info+)

Camera Cable Whip Guide

Cable whips are one of integrator's least favorite camera features but seem to be unavoidable, now commonplace on dome, turret, and bullet cameras...

By John Scanlan - over 3 years ago (Info+)

Wide Dynamic Range (WDR) Guide

Understanding wide dynamic range (WDR) is critical to capturing high quality images in demanding conditions. However, with no real standards, any...

By Ethan Ace - over 3 years ago (Info+)

Access Control Mustering Guide

In emergencies, determining where employees are located can be critical for knowing whether they are in danger. Access systems can be used for...

By Brian Rhodes - over 3 years ago (Info+)

Access Control Mantraps Guide

One of access's primary goals is keeping people out of places they should not be, but slipping through open doors (ie: Tailgating) is often...

By Brian Rhodes - over 3 years ago (Info+)

Access Control Time & Attendance Guide

Access control systems can do more than lock doors. With little or no extra equipment, they can be used to track labor hours for employees...

By Brian Rhodes - over 3 years ago

Fingerprints for Access Control Guide

Users can lose badges, but they never misplace a finger, right? The most common biometric used in access are fingerprints, and it has become one...

By Brian Rhodes - over 3 years ago (Info+)

Mobile Access Control Guide

One of the biggest trends in access for the last few years has been the marriage of mobile phones and access cards. But how does this...

By Brian Rhodes - over 3 years ago (Info+)

UK Facewatch GDPR Compliance Questioned

Even as the GDPR strictly regulates biometrics, a UK company called Facewatch is selling anti-shoplifter facial recognition systems to hundreds of...

By IPVM Team - over 3 years ago

Biometrics Usage Statistics 2019

Biometrics are commonly used in phones, but how frequently are they used for access? 150+ integrators told us how often they use biometrics,...

By Brian Rhodes - over 3 years ago (Info+)

HD Analog vs IP Cameras Guide

For yeras, IP cameras had advantages in resolution and single cable signal/power, but HD analog cameras (AHD, CVI, and TVI) now offer similar...

By IPVM Team - over 3 years ago (Info+)

Lens Focal Length Tutorial

Camera specifications often list focal lengths, e.g., 3mm, 6mm, 2.8 - 9mm, 5 - 50mm, but what do these specs really mean? These metrics are...

By IPVM Team - over 3 years ago (Info+)

Poor OSDP Usage Statistics 2019

OSDP certainly offers advantages over decades-old Wiegand (see our OSDP Access Control Guide) but new IPVM statistics show that usage of OSDP, even...

By Brian Rhodes - over 3 years ago (Info+)

Manufacturer Favorability Guide 2019

The 259 page PDF guide may be downloaded inside by all IPVM members. It includes our manufacturer favorability rankings and individual...

By IPVM Team - almost 4 years ago (Info+)

Displaying 'Guide' tags 176 - 200 of 423 in total