The second part of Pack 1, allows us to discover which are the best platforms to pay safely through decentralized platforms but not only, alternative payments are also available. This gives us a wide variety of payment possibilities. Payment security on the internet should be as safe as possible.
 
In a second step, we analyze the different ways to store your cryptos. The first point is to determine private and public key, the importance of this differentiation and the consequences on the storage of cryptos in full safety. How to use public keys for your payments and determine which medium to choose for storage.
 
Update 2021