Digital currency and NFC

1.

1、 Different monetary attributes

1. digital currency:

digital currency belongs to legal tender

2. Wechat:

wechat belongs to the third-party payment instrument

3, Alipay:

Alipay belongs to the third party payment tool. p>

2. Different issuers

1. Digital currency:

the issuer of digital currency is the central bank

2. Wechat:

the clearing Party of wechat is a commercial bank

3, Alipay:

Alipay's settlement party is commercial bank. p>

extended data

in the third-party payment mode, the buyer uses the account provided by the third-party platform to pay for the goods (to the third party), and the third party notifies the seller of the arrival of the goods and requires delivery; After receiving the goods, inspecting the goods and confirming, the buyer shall notify the third party for payment; The third party transfers the money to the seller's account

digital currency can be considered as a virtual currency based on node network and digital encryption algorithm. The core characteristics of digital currency are mainly reflected in three aspects:

1. Due to some open algorithms, digital currency has no issuing subject, so no one or organization can control its issuing

Because the number of algorithm solutions is determined, the total amount of digital currency is fixed, which fundamentally eliminates the possibility of inflation caused by the overuse of virtual currency

3. Because the transaction process needs the approval of each node in the network, the transaction process of digital currency is safe enough

2.

Digital currency is abbreviated as digiccy, which is the abbreviation of "digital currency" in English. It is an alternative currency in the form of electronic currency. Both digital gold coin and cryptocurrency belong to digiccy

digital currency is an unregulated and digital currency, which is usually issued and managed by developers and accepted and used by members of a specific virtual community. The European Banking authority defines the virtual currency as the digital representation of value, not issued by the central bank or the authorities, nor linked to legal tender. But because it is accepted by the public, it can be used as a means of payment, and can also be transferred, stored or traded in electronic form.

Alipay (China) Network Technology Co., Ltd. is the third party payment platform in China. Committed to providing "simple, safe and fast" payment solutions. Since its establishment in 2004, Alipay has always regarded "trust" as the core of procts and services. It has two independent brands: "Alipay" and "Alipay wallet". Since the second quarter of 2014, it has become the largest mobile payment manufacturer in the world

3. Digital currency is an alternative currency in the form of electronic currency. Both digital gold coin and password currency belong to digital currency. It can not be completely equivalent to the virtual currency in the virtual world, because it is often used for real goods and services transactions, not limited to online games and other virtual space< At present, the central bank does not recognize or issue digital currency, and digital currency does not have to have a benchmark currency. The popular digital currencies in 2015 include bitcoin, lightcoin, bitstock, etc. At present, there are thousands of digital currencies issued all over the world.

4. NFC means near-field communication, that is to say, close use, such as bus and subway card
digital currency transactions only use the network, which has nothing to do with NFC. Of course, it can be used.

5. When the central bank's digital currency is used, the mobile phone must have NFC function to pay.

6. NFC should be a way of digital currency transaction, as far as internal test is concerned. The official explanation is that the digital currency wallet has the functions of scan code payment, payment code, touch and remittance. NFC is the hardware condition of near-field NFC payment, and NFC should not be the necessary condition of digital RMB.

7. So far, the central bank has not issued digital currency. At present, the digital currency in the market is deceptive. Be careful to be cheated.

8. He almost didn't make any saves on the attacking side's shot. This will bring unnecessary damage to the players. From this point of view,
Jin didn't care whether Jiang Lihong agreed or not, so she pulled a piece of white paper on the table and wrote a number to her., Lambert was very good. This time the attacker got a corner from the right; The corner kick is not of high quality. Keep going, so this time the red vests failed in defense, and the attackers will get a small prize

9. Is installation a risk?