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CCTV guides and security tips

Plain-English advice on choosing, installing and getting the most from your CCTV and smart security system.

AI camera vs standard camera: which do you really need? - Dr. CCTV AI camera illustration
Featured · Buying guide

AI cameras detect people and vehicles instead of any movement. See how they differ from standard CCTV and which one suits your home or business.

Dr. CCTV Team
24 Oct 2026
7 min read
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Buying guides
How-to
Security tips
AI & technology
Maintenance
How to choose a home CCTV system in Malaysia - Dr. CCTV AI camera illustration
Buying guide

A practical guide to choosing home CCTV in Malaysia: camera types, resolution, recorder, storage, night vision and installation tips for Johor homes.

21 Oct 2026
8 min read
NVR vs DVR: what is the difference? - Dr. CCTV AI camera illustration
Buying guide

NVR vs DVR explained simply: how each records video, camera quality, cabling, upgrade paths and which recorder is right for your CCTV system.

17 Oct 2026
6 min read
How to view your CCTV on your phone - Dr. CCTV AI camera illustration
How-to

Step-by-step: how to view your CCTV on your phone safely, set up push alerts and share access with family without exposing your system.

13 Oct 2026
5 min read
5 CCTV blind spots at Johor homes - Dr. CCTV AI camera illustration
Security tips

The 5 CCTV blind spots we find most often at Johor homes, from side lanes to back doors, and how to fix each one with better camera placement.

9 Oct 2026
6 min read
How much CCTV storage do you need? - Dr. CCTV AI camera illustration
How-to

Work out how much hard drive space your CCTV needs: bitrate, camera count, retention days and H.265 savings, with a simple worked example.

5 Oct 2026
7 min read
Face recognition and PDPA: what shops should know - Dr. CCTV AI camera illustration
AI & technology

Using face recognition or CCTV in a Malaysian shop? Learn how the PDPA affects signage, consent, retention and biometric data. General guidance only.

1 Oct 2026
7 min read
CCTV maintenance checklist for business owners - Dr. CCTV AI camera illustration
Maintenance

A simple CCTV maintenance checklist for business owners: lens cleaning, recording checks, hard drive health, cabling, firmware and passwords.

27 Sep 2026
6 min read
Colour night vision vs infrared: which is better? - Dr. CCTV AI camera illustration
Buying guide

Colour night vision or infrared CCTV? See how each works, where it wins and how to choose the right night camera for your property.

23 Sep 2026
6 min read
Protecting your CCTV system from hacking - Dr. CCTV AI camera illustration
Security tips

How to protect your CCTV system from hacking: strong passwords, firmware updates, no port forwarding, network separation and safe remote access.

19 Sep 2026
6 min read
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