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Wangchan blockchain encryption

Publish: 2021-04-19 12:55:32
1. blockchain encryption algorithm
asymmetric encryption algorithm is a function that converts the original plaintext file or data into a series of unreadable ciphertext codes by using an encryption key. The encryption process is irreversible. Only holding the corresponding decryption key can the encrypted information be decrypted into readable plaintext. Encryption enables private data to be transmitted through the public network under the condition of low risk, and protects the data from being stolen and read by the third party
the core advantage of blockchain technology is decentralization, which can realize point-to-point transaction, coordination and cooperation based on decentralized credit in a distributed system without mutual trust by means of data encryption, time stamp, distributed consensus and economic incentive, so as to solve the high cost and low cost of centralized institutions Low efficiency and data storage insecurity provide solutions
the application fields of blockchain include digital currency, token, finance, anti-counterfeiting traceability, privacy protection, supply chain, entertainment, etc. with the popularity of blockchain and bitcoin, many related top domain names have been registered, which has a great impact on the domain name instry.
2. The figure below shows a more efficient route Purple face general words don't think, brush silver: Figure 9 assassin.. It has been used for one day, blue and purple clothes and other benefits (but the probability of equipment benefits is too small. If you brush more than ten circles, you can get one piece, two outputs and one milk
2, up to 11 secret silver badges
for the specific playing method, you can score 600-700, and get 300 + secret silver and gold coins! In the later stage, there was a great demand for Mithril, or in a few cases, it was obtained by killing assassins
the second team can send 2-3 people for a brush. Source of gold nugget:
swordsman 1000, swordsman 900, priest 850, Paladin 600, alternate operation. And mitilver is very stable: Figure 9 mining, about every brush a circle, at least seven mitilver badges, also can brush at least one big gold nugget, two small gold nuggets
the composition of my previous home team. Sincerely suggest that you can brush it in Figure 9
source of nuggets! At first, like many people, I used to brush Figure 8, but now it's 550! There's no need to worry about the lack of energy. Africans are the most stable to proce small gold nuggets and big gold nuggets. The second team brushes the secret silver of exile. Figure 10 is not open yet: the home team swipes the gold coin of King City, now swipes wildly in Figure 9, and can refresh the map again. Today, I followed this route more than ten times: wolf., Not for Africans.)
the source of the secret silver badge
in addition to mining, don't go to figure 8. Sometimes it's useless. Africans can still proce 350 gold coins. At present, in the heap of resources, a master's coat of arms is about 10000, and he can get secret silver, which doesn't delay the painting of gold coins.), It's not only clean and quick. The first nine pictures are undoubtedly the best way to brush 1
the roadmap of Mithril
the original load was about 450 Expedition Knight
3.

1.1. Introction

practitioners in the computer instry should be very familiar with the word hash. Hash can realize the mapping of data from one dimension to another, and hash function is usually used to realize this mapping. Generally, y = hash (x) is used in the instry. The hash function can calculate a hash value y by calculating X
hash function characteristics in blockchain:

< UL >
  • function parameters are string type

  • fixed size output

  • is computationally efficient

  • collision free means that the conflict probability is small: X= y => hash(x) != Hash (y)

    hide the original information: for example, the verification of transactions between nodes in the blockchain only needs to verify the information entropy of the transaction, and does not need to compare the original information. The nodes do not need to transmit the original data of the transaction, only the hash of the transaction, Common algorithms include Sha series and MD5

  • 1.2. Hash is widely used in blockchain. One of them is called hash pointer
    hash pointer, which means that the value of the variable is calculated from the actual data and points to the actual data location, That is, it can not only represent the actual data content, but also the storage location of the actual data. The figure below shows the schematic diagram of hash pointer


    < / UL >
    4. It doesn't work if you open 120 frames depending on your resolution and display 60
    5. First of all, these two are virtual assets. The price of these two kinds of digital currency, or a specific price of digital currency, is determined according to the market situation
    the details of these two digital assets are as follows
    bitcoin (bitcoin: bitcoin) was originally a kind of network virtual currency, which can buy real-life goods. It is characterized by decentralization, anonymity, and can only be used in the digital world. It does not belong to any country or financial institution, and is not subject to geographical restrictions. It can be exchanged anywhere in the world. Therefore, it is used as a money laundering tool by some criminals
    the full name of NMC is "new media chain", the Chinese name is media chain, and the former domain name currency (also referred to as NMC) is two completely different currencies. NMC is the circulating currency of three decentralized application platforms: coin call [blockchain information community portal], coin search [blockchain network query tool], ncoin [digital currency exchange]. However, the prices of these two kinds of digital currencies will fluctuate with the market, which can not guarantee a development prospect. If the current price is concerned, bitcoin will be a bit higher.
    6. I think so. Now there are too many MLM projects with this
    7. Think too much... Take sha256 for example, the probability that you will collide with the private key is probably equivalent to finding a special atom from all the observable atoms in the universe. It is equivalent to winning millions of grand prizes in a row. This has nothing to do with IQ. This encryption method is barbaric and effective, not high-tech
    in the future, blockchain encryption can be said to be cracked. Of course, it's not the current computer system, it's the quantum computer. Once this thing is mass proced, the blockchain will be abandoned.
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