Is the universal access card useful? How to choose a universal access card?

Access cards are very common in our life. Now not only many units use access cards, but also many residential quarters use access cards. Access cards are not only very convenient to use, but also bring people more sense of security. Therefore, this paper will introduce whether the universal access card is useful or not, and how to choose some common-sense access cards for universal access cards can be said to be very common in our lives. Now access cards are not only used in many units, but also in many residential quarters. Access cards are not only very convenient to use, but also bring people more sense of security. Therefore, this article will introduce you to whether the access card is useful and some common sense on how to choose it.

Is the access card useful?

1. In recent years, many factories, public buildings and residential quarters have adopted modern safety management systems in order to improve the safety level of buildings and restrict unauthorized personnel from entering? Access control system (also called access control system). In the access control system, biometric identification, card identification, password identification and other identification technologies are used as the whole access control system. Core? , has always been the focus of the security industry.

2. Among many identification technologies, card identification technology is welcomed by the market because of its stable performance and convenient use. At present, the contactless smart cards on the market include ID card, Mifare 1 card, IC card and so on. When talking about the characteristics of these smart cards, Zhang Yonggang told reporters that the access cards, parking cards and other ID cards used in the community are called inductive? Magnetic card? . When leaving the factory, the manufacturer determines a unique number for it; When in use, the card reader of the access control system carries out security authentication by reading the serial number in the card. This kind of card has low cost and simple operation, and is very popular with real estate development enterprises and property management companies in the market, with a high market share. At present, 80% of residential areas in China adopt ID smart access cards.

3. Although the cost is low and the use is convenient, its disadvantages are obvious. Zhang Yonggang said that the id smart card has no other security measures except the serial number determined by the manufacturer, and the serial number itself is publicly readable, so ordinary people can quickly obtain the number and copy it by using the card reader.

How to choose an access card?

1, the first thing to be determined is: the essential quality of the access card is: accurate time, attendance data is not easily disturbed, lost or confused (occasionally inevitable), and communication is stable.

2. Select an access card with a spare battery. Some access cards have no spare batteries. Although power failure is not a frequent occurrence, if the access card does not have a spare battery, and the power failure happens when employees get off work, it is definitely impossible to swipe their cards.

3, from the user's point of view, of course, will shop around, the same equipment, low prices are easy to win the trust of customers, but we can not blindly pursue low prices, regardless of after-sales service.

4, access cards, everyone will not be unfamiliar, because access cards are already very common in our lives.

5. Are the design and lock shops in many places run concurrently? Prepare an access card? For business, it only takes 5 points to copy an access card, and the cost is about 10 yuan. For the convenience of the map, many owners often prepare access cards in roadside shops. This left a security risk for the community.

Access cards are very common in our life. The above details about whether the access card is useful and how to choose it. Access cards are often used in life. Therefore, it is necessary for us to know the relevant knowledge. I hope I can help you as a reference.