Fair digital currency
2 if you don't want to do this, you can only go to the places where CCB's cooperative merchants support chip card auction and consumption.
3 in addition, this e-cash account doesn't need to be opened. It's an account with each chip card. After the money is deposited, you don't need to enter the password when consuming, you just need to clap it, It's also for convenience ~ ~ however, e to security problems, only small amount of
e-cash is supported at present. Its full name is electronic cash. Also known as e-money or digital cash, it is a very important electronic payment system. It can be regarded as the electronic or digital simulation of real money. E-cash exists in the form of digital information and circulates through the Internet. But it is more convenient and economical than real money. Its simplest form includes three main bodies: business, user and bank; And four security protocol processes: initialization protocol, withdrawal protocol, payment protocol, deposit protocol. The first e-cash scheme was proposed by Chaum [2] in 1982. It uses blind signature technology to realize it, which can completely protect the privacy of users. But this kind of completely anonymous e-cash also provides convenience for many criminals. They use the complete anonymity of e-cash to carry out some illegal and criminal activities, such as corruption, illegal purchase (such as buying drugs, arms, etc.), extortion, etc. Even if the police get the stolen money, they can't catch the criminals. For this reason, a reasonable e-cash system should be incomplete or conditional anonymous. In 1995, Stadler et al. [3] proposed the concept of fair blind signature, which can be used in conditional anonymous payment system. In 1996, Camenisch et al. [4] and Frankel et al. [5] independently proposed the concept of fair off-line electronic cash for the first time, and gave two schemes. The anonymity of users in fair e-cash is incomplete. It can be revoked by a trusted third party (TTP), so as to prevent criminal activities by using the complete anonymity of e-cash.
it is not recommended to touch this kind of currency. You can pay attention to the mainstream digital cryptocurrencies such as Ruitai, bitcoin, Leyte and Ethereum.
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1000 THB = 195.8595 yuan
THB (ISO 4217 Code: THB) is the official currency of Thailand, issued by the Bank of Thailand, the Central Bank of Thailand, and 1 baht equals 100 satang. Thai baht has denominations of 20, 50, 100, 500 and 1000 baht, as well as coins of 25, 50 Sadang and 1, 2, 5 and 10 baht, with subsidiary currency and carry of 1 baht equal to 100 Sadang. There are five kinds of banknotes of 20, 50, 100, 500 and 1000 baht, 25, 50 Sadang and 1, 2, 5 and 10 baht coins in circulation. On the obverse of each coin, the head of King Bhumibol Alyadej of Thailand is engraved. In 1937, the official price of the Thai baht was 2.17-2.18 baht, equal to 1 US dollar. The currency unit of Thailand is baht. There are five banknotes of 20, 50, 100, 500 and 1000 baht, and seven coins of 25, 50 Sadang and 1, 2, 5 and 10 baht in circulation. One baht equals 100 Sadang. In Bangkok, Phuket and Pattaya, Thailand, there are more than 2000 POS machines in stores that can use UnionPay credit card to swipe the card. The credit card is limited by the credit limit, which may lead to high expenses beyond the credit limit. It is recommended to use a savings card for large consumption
RMB (abbreviation: RMB; Currency code: CNY; Currency symbol: & It is the legal tender of the people's Republic of China. Issued by the people's Bank of China, the currency was first issued on December 1, 1948. Until the new version was launched on October 1, 1999, a total of five sets were issued, forming a multi variety and multi series monetary system including banknotes, coins and plastic banknotes, ordinary commemorative coins and precious metal commemorative coins. On January 20, 2016, the people's Bank of China disclosed at a meeting held here that it would strive to launch the digital currency issued by the central bank as soon as possible. The meeting held that under the current new normal of China's economy, exploring the issue of digital currency by the central bank has positive practical and far-reaching historical significance
e-cash is a relatively mature means of electronic payment, which is suitable for small transactions through the network
characteristics of e-cash:
1. There should be an agreement and authorization relationship between banks and businesses
2. Users, businesses and e-cash banks all need to use e-cash software
3. E-cash bank is responsible for the transfer of funds between users and businesses
4. E-cash is anonymous to users, and the use of e-cash consumption can protect users' information.
the full name of e-cash: electronic cash. Also known as e-money or digital money, e-cash process is a very important electronic payment system. It can be seen as the electronic or digital simulation of real money. E-cash exists in the form of digital information and circulates through the Internet. But it is more convenient and economical than real money. Its simplest form includes three main bodies: business, user and bank; And four security protocol processes: initialization protocol, withdrawal protocol, payment protocol, deposit protocol. The first e-cash scheme was proposed by Chaum [2] in 1982. It uses blind signature technology to realize it, which can completely protect the privacy of users. But this kind of completely anonymous e-cash also provides convenience for many criminals. They use the complete anonymity of e-cash to carry out some illegal and criminal activities, such as corruption, illegal purchase (such as buying drugs, arms, etc.), extortion, etc. Even if the police get the stolen money, they can't catch the criminals. For this reason, a reasonable e-cash system should be incomplete or conditional anonymous. In 1995, Stadler et al. [3] proposed the concept of fair blind signature, which can be used in conditional anonymous payment system. In 1996, Camenisch et al. [4] and Frankel et al. [5] independently proposed the concept of fair off-line electronic cash for the first time, and gave two schemes. The anonymity of users in fair e-cash is incomplete. It can be revoked by a trusted third party (TTP), so as to prevent criminal activities by using the complete anonymity of e-cash
e-cash is a relatively mature means of electronic payment, which is suitable for small transactions through the network