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Friday, February 27, 2015
Choose an HDMI Cable
Wednesday, February 18, 2015
Cyber Law in INDIA
What is the importance of Cyberlaw ?
Does Cyberlaw concern me ?
Cyberlaw Awareness program
The basics of Internet Security
basic information on Indian Cyber Law
Impact of technology aided crime
Indian IT Act on covering the legal aspects of all Online Activities
Types of Internet policies required for an Organization.
Minium hardware and software, security measures required in an organization to protect data
2. The law even stays silent over the regulation of electronic payments gateway and segregates the negotiable instruments from the applicability of the IT Act , which may have major effect on the growth of e-commerce in India . It leads to make the banking and financial sectors irresolute in their stands .
3. The act empowers the Deputy Superintendent of Police to look up into the investigations and filling of charge sheet when any case related to cyber law is called. This approach is likely to result in misuse in the context of Corporate India as companies have public offices which would come within the ambit of "public place" under the Act. As a result, companies will not be able to escape potential harassment at the hands of the DSP.
4. Internet is a borderless medium ; it spreads to every corner of the world where life is possible and hence is the cyber criminal. Then how come is it possible to feel relaxed and secured once this law is enforced in the nation??
- Legal Recognition: It grants legal status to electronic records, online contracts (Section 10A), and digital signatures.
- E-Governance: Facilitates the filing of electronic documents with government agencies.
- Penalties for Offenses: It defines specific cybercrimes and their punishments:
- Hacking/Unauthorized Access (Section 66): Up to 3 years' imprisonment or fine up to ₹5 lakh.
- Identity Theft (Section 66C): Fraudulent use of digital signatures or passwords.
- Cyber Terrorism (Section 66F): Threatening national security via computer resources; punishable by up to life imprisonment.
- Obscene Content (Section 67): Publishing or transmitting obscene material in electronic form
Sunday, February 1, 2015
Seven Advantages of IP or Network Camera Surveillance System
It offers several benefits over analogue systems, such as higher resolution and scalability – more on this later.
IP/Network cameras offer superior image quality,
remote access, advanced analytics (AI), easier scalability/installation (PoE),
better security with encryption, flexible storage (cloud/NVR), and seamless
integration with other systems, making them more versatile and powerful than
traditional analog CCTV for modern surveillance needs.
1.
Superior Image Quality: Deliver
high-definition (HD) or even megapixel resolution with clearer, more detailed
images and better digital zoom capabilities.
IP-based CCTV cameras can
capture and transmit higher quality images than standard analogue systems.
Furthermore, with IP cameras you can zoom in on your footage with greater
clarity.
In context, this is highly valuable to a business,
particularly when looking to identify an individual, specific characteristics,
car number plates and more.
2.
Remote Access & Monitoring: Remote
monitoring is made easier by IP security cameras. For example, you can
effortlessly see live footage from your computer, tablet, or smartphone
anywhere you are with a wireless IP camera in Dubai. Homeowners who wish to
check in on their property while abroad or company owners who need to monitor
several sites will find this function especially helpful. View live feeds and
recorded footage from anywhere via the internet, offering unparalleled
flexibility for home or business.
3.
Advanced Video Analytics: Built-in
intelligence for features like motion detection, visitor counting, facial
recognition, and anomaly detection, reducing manual monitoring.
Your security camera systems
can be set up to detect:
·
Smoke
·
Fire
·
Movement of people
·
Change in temperature
For example, if your security
cameras are fitted with movement sensors, you will be alerted if the system
detects a threat. As a result, your security team can view the footage in
real-time. If a security threat is spotted, the relevant action is taken.
If your CCTV system is
monitored remotely, your off-site security team will take charge of the
situation.
4.
Scalability & Flexibility: Easily add
cameras to an existing network and reposition them, using existing network
infrastructure (like CAT5/6 cables).
5.
Power over Ethernet (PoE): A single Ethernet cable provides both power
and data, simplifying installation and reducing cable clutter.
6.
Enhanced Security: The majority of IP
cameras come with built-in encryption. This helps to keep your data safer when
it is transmitted and stored.
Cyber attacks are becoming
more of a threat to businesses, month by month, year by year. Securing your
data will help protect it from ending up in the wrong hands.
Digital encryption protects
video data from unauthorized access, ensuring privacy and secure transmission.
7. Smart Integration & Storage: Can integrate with other security systems and offer convenient, secure digital storage (cloud or NVR), making data management efficient.
Frequently asked questions
What is a network video surveillance system?
A system of data transmission from video cameras, which
is carried out via the Internet, will be considered a network. In this case,
both global networks and local ones can be created.
Mandatory network system design:
·
video cameras (analog and/or IP, PTZ
cameras);
·
equipment for data processing and storage of
video recordings: recorders, servers, computers, hard drives, switches;
·
special software.
Until recently, it was believed that such an organization
of video systems is the optimal solution for continuous monitoring of
facilities and events. Many users have chosen network surveillance cameras
because of their efficiency and simplicity.
IMPORTANT: Analog, IP and CCTV cameras have a number of differences. CCTV (Closed Circuit Television), as a modern generation closed loop system, is no longer analog equipment, and if CCTV is connected to a DVR, it becomes an IP camera.
What is an IP CCTV system and how does it work?
An IP CCTV system uses digital cameras that transmit video over an internet protocol (IP) network. Unlike analogue systems, IP cameras can stream high-definition footage directly to a recorder, computer, or cloud platform for real-time or recorded viewing.
How is image quality improved with IP CCTV cameras?
IP cameras typically offer higher resolution than analogue, with many supporting 1080p, 4K, or even greater. This results in sharper images, better zoom capabilities, and clearer identification of faces, licence plates, and other critical visual details.
Can I access IP CCTV footage remotely?
Yes. One of the main benefits of IP systems is remote access. Users can view live or recorded footage securely via mobile apps or web browsers, allowing for flexible monitoring from anywhere with an internet connection.
Are IP CCTV systems scalable for growing businesses?
Absolutely. IP systems are highly scalable—new cameras can be added with minimal disruption using existing network infrastructure. This flexibility makes them ideal for businesses expecting to expand or reconfigure their premises.
How is footage stored in an IP CCTV system?
Footage can be stored locally on an NVR (network video recorder), in the cloud, or using a hybrid approach. Cloud storage enables off-site backup and remote access, reducing the risk of footage loss through theft or damage.
What smart features are available with IP CCTV
systems?
IP systems often include motion detection, line-crossing alerts, intrusion zones, facial recognition, and two-way audio. These intelligent analytics help reduce false alarms and enable proactive security management based on real-time activity.
How does an IP CCTV system compare to analogue CCTV in
cost?
IP systems may have a higher upfront cost, but they offer greater long-term value due to superior image quality, scalability, and advanced features. Over time, they reduce maintenance and upgrade costs compared to ageing analogue setups.
4 disadvantages of the network system
Check out the disadvantages of a network video monitoring
system:
1.
Requires technically competent system planning
and professional installation. It is necessary to keep in mind the
compatibility of equipment, lighting parameters, capabilities of the coaxial
cable between the network nodes, height and angle of the cameras.
2.
Video signal delays are possible during data
transmission and viewing recordings in real time.
3.
High cost of equipment, including license
payment for each camera.
4.
High cost of installation, configuration and
regular maintenance of the system (2-3 times more expensive than other video
surveillance systems).
What type of network does IP cameras use?
Understanding the concept of what an IP camera is will
help you easily choose the appropriate type of network connection. IP smart
camera systems can operate on many different types of networks, the most
popular are the following three types:
·
Wired network: Connect directly to a modem or
broadband router via Ethernet cable (RJ45, CAT5, CAT6). This is the fastest and
safest way to connect to eliminate the risk of signal interference and
information disclosure.
·
Wireless network: IP cameras use a WiFi router
to transmit data to and from a wired modem. Wireless networks have slower data
transmission speeds than wired networks and are at higher risk of unauthorized
access. However, using strong encryption and network customization can minimize
this risk.
· Cellular network: IP cameras can use cellular connections to transmit data. Although data transfer speeds are typically slower than WiFi, mobile networks are more secure and do not require LAN settings. However, these types of cameras are often more expensive.
Should I install an IP camera system or not?
In addition to understanding what an IP camera is, many
users also wonder whether they should install an IP camera system or not. The
answer is yes! Installing an IP camera system brings many benefits and is an
effective security solution for every home, agency, office, and company. Here
are some reasons you cannot ignore installing IP cameras:
·
IP cameras eliminate all old faulty hardware,
instead using powerful NVR software, which helps manage data and images
effectively.
·
The IP camera line delivers extremely clear HD
images with high resolution from 720p, 1080p, compared to PAL, CIF, NTSC
standard versions on Analog Cameras. This helps the device record every moment
and convert the video into a digital stream before transmitting the signal.
·
IP camera equipment allows simple and easy
remote observation and control. You can rest assured about the safety of your
home, even when you go on business or pleasure trips.
Installing IP cameras is an effective solution to protect
family and property security. However, to ensure the camera system operates
effectively and safely, you need to pay attention to the following important
issues:
·
Choose a reputable installation unit: Choose a
reputable and professional installation unit to ensure the construction work is
done quickly, safely and effectively. You need to follow the installation
process from start to finish and request instructions on how to use it and
change your password login information.
·
Check the installation location: Make sure to
choose an installation location so that the camera can observe every corner of
the area to be monitored. For infrared IP cameras installed outdoors, you
should choose a location that is resistant to water, dust and high
temperatures.
·
Ensure stable network source: For wifi IP
cameras, it is necessary to ensure fast and stable network speed to avoid
affecting image quality and video transmission speed. With wired cameras, use
good transmission cables to ensure the system operates smoothly and with
quality.
Saturday, January 31, 2015
Principles of Surveillance System Installation
Tuesday, January 20, 2015
PTZ camera advantages & Disadvantages
Saturday, January 17, 2015
720p and 1080p explained
Progressive scanning reduces the need to prevent flicker by filtering out fine details, so sharpness is much closer to 1080i than the number of scan lines would suggest. A 720p frame has about 1 million pixels. Compared to it, a 1080p frame has 2 million pixels so the amount of detail doubles. However in practice the difference between 1080p vs 720p is not as obvious as the one between standard definition vs high definition (480p vs 720p). For example a regular DVD isn’t even considered high definition because it is either 720×480 (NTSC) or 720×576 (PAL) but it looks much better than regular NTSC or PAL TV broadcasts and not as great as 720p. That being said, you do get more detail from 1080p than from any resolution if you have the “winning” formula for screen size, resolution and viewing distance – that is if you have the optimum conditions to get the most out of 1080p.
1080p explained:
The number 1080 represents 1,080 lines of vertical resolutions (1,080 horizontal scan lines), while the letter p stands for progressive scan (meaning the image is not interlaced). 1080p can be referred to as full HD or full high definition although 1080i is also “Full HD” (1920×1080 pixels). The term usually assumes a widescreen aspect ratio of 16:9, implying a horizontal resolution of 1920 pixels. This creates a frame resolution of 1920×1080, or 2,073,600 pixels in total.
The only pure 1080p content comes from high definition DVDs like Blue Ray and HD DVD. Regular DVDs are way below that, having just 480p or 576p. You also get HD content from TV broadcasts but for now only 1080i and 720p. Basically 1080i offers pretty much the same amount of detail as 1080p but the quality of fast moving scenes is a bit inferior to 1080p. To understand this better read the 1080p vs 1080i guide. 720p content will of course look the same (or very similar) on a 1080p screen as it does on a 720p screen because what also matters is the content resolution not just the screen resolution.
Here is a sample with the difference between 720p and 1080p:
Saturday, January 10, 2015
1000BASE-TX over CAT 6
1000BASE-TX
over Category 6
This document specifies a full duplex Ethernet physical layer interface for 1000Mb/s operation over a 100 meters of a Category 6 twisted pair cabling channel, referred to as 1000BASE-TX.
The purpose of this document, 1000BASE-TX, is to provide an Ethernet physical layer specification that is low complexity and can easily be implemented by many vendors. This will take advantage of the improved transmission parameters provided by Category 6 cabling.
It was believed by the members of this project that a much simpler solution for data rates of 1000Mb/s operating over a 100 meters of Category 6 UTP cabling would be a benefit to users who migrate to the higher data rates. It would eliminate the complicated requirements in the 1000BASE-T standard of canceling the effects of crosstalk and return loss, providing a solution that could operate at a much lower power level, the potential for multiple ports per chip, and could be implemented at a lower cost. As it turned out, the ports became cheap very quickly and so no hardware vendor adopted this standard.
ANSI decided not to adopt TIA/EIA-854. The IEEE also decided not to adopt this and keep with 1000BASE-T as in IEEE802.3ab.
Since there is no application for this limit and it was not adopted by either ANSI or IEEE, it is not in the DTX CableAnalyzer.
Thursday, January 1, 2015
Make Your Internet Faster
Step 1 : Open Control Panel
Step 2 : Go to Network and Internet >>> Network and Sharing Center
Step 3 : Click on Local Area Connection >>> Select Properties
Step 4 : Find and double click on "Internet Protocal Version 4 (TCP/IPv4)"
Step 5 : Tick on "Use the following DNS server addresses"
Step 6 : Fill up the DNS server like the same down below :
Preferred DNS Server : 8.8.8.8
Alternate DNS Server : 8.8.4.4
or
Preferred DNS Server : 208.67.222.222
Alternate DNS Server : 208.67.222.222
Step 7 : Click OK and Restart your computer.
If you have many junk files and unnecessary programs installed in your PC, you should delete them out of your system.







