Money is clearly a primary need of every human being that cannot be avoided, human needs can be realized by using money. Seeing from the lack of systematic literature review papers discussing cryptocurrency, this is a challenge as well as the main purpose of this paper. Along with the development of modernization and globalization which has now entered the industrial era 4.0 revolution there is a blockchain based technology, Cryptocurrency. Cryptocurrency is one of the developments of the blockchain that is often used as a decentralized digital currency. The word Cryptocurrency means a virtual currency that has no physical form, and Cryptocurrency also means that the transaction currency cannot be seen and is safe. This digital currency has many types such as Bitcoin, Ethereum, Litecoin, Monero, and many other types. Although it has no physical form, this currency functions the same as conventional currencies in general and has an exchange rate. Exchange rates on Cryptocurrency fluctuate which means unexpected, this is often exploited by traders. Cryptocurrency transactions in the form of forwarding from one individual to another individual online, therefore they deal directly without a third party. Every technology has advantages and disadvantages aside from efficiency and convenience, Cryptocurrency has the disadvantage of not having the authority responsible for dealing with all problems that occur in all transactions, and money laundering crimes also often occur, this is a challenge for how to utilize Cryptocurrency and blockchain technology in the current era of globalization.

In 2020 coronavirus (covid-19) has shocked the world. This virus attacks the immunity of a person's body and the spread of this virus is very fast. The weakening of the Chinese economy due to the co-19 epidemic certainly had a significant impact on the world, because China is a country that is very influential in the world economy. Many various countries were affected by co-19, including Indonesia. This co-19 outbreak is one of the causes of the decline in people's economic capacity. Many companies suffered losses due to the impact of the covid-19 outbreak, the impact experienced one of them in the field of creative industries, many industries had to close because they were affected by the covid-19. One example of industries that are affected by covid-19 is the batik industry typical of Sumenep. In addition to industry, the tourism sector was affected, many tourist sites were closed due to the co-19 impact which did not allow the public to gather in many crowds. The government has made several efforts to reduce the spread of this epidemic by implementing Large-Scale Social Restrictions or commonly called PSBB in almost all areas according to government regulations. The research method used in this study is to use a qualitative perspective method where this research was conducted with the aim of developing and improving Sumenep batik craftsmen during the covid-19 pandemic. The government has made several efforts to reduce the spread of this epidemic by implementing Large-Scale Social Restrictions or commonly called PSBB in almost all areas according to government regulations. The research method used in this study is to use a qualitative perspective method where this research was conducted with the aim of developing and improving Sumenep batik craftsmen during the covid-19 pandemic. The government has made several efforts to reduce the spread of this epidemic by implementing Large-Scale Social Restrictions or commonly called PSBB in almost all areas according to government regulations. The research method used in this study is to use a qualitative perspective method where this research was conducted with the aim of developing and improving Sumenep batik craftsmen during the covid-19 pandemic.

This research aims to learn why Blockchain Technology can be the most demanding hard skills in companies in 2020 as quoted from LinkedIn and the positive impact that Blockchain Technology has on a company. If we see, at this time usually requires at least a third party to make a transaction, and a company usually only stores data / information on a centralized server which makes the data easy to hack. From this case, Blockchain technology can be used as a way out for a company to make data / information not easy to be hacked. Because, Blockchain uses a distributed server system that is validated, which makes Blockchain safer from evil parties who want to hack information, and Blockchain has other advantages such as more cost-effective, better transparency and traceability. Therefore Blockchain Technology is a particular attraction for a company and is the hard skill most demanded by the company in 2020.