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What Is a Digital Signature?

What Is a Digital Signature?
A digital signature is a cryptographic mechanism used to verify the authenticity and integrity of digital data. We may consider it as a digital version of the ordinary handwritten signatures, but with higher levels of complexity and security.
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What Is a Bear Market?

What Is a Bear Market?
Financial markets move in trends. It’s important to understand the differences between these trends to be able to make better investment decisions. How come? Well, different market trends can lead to wildly different market conditions. If you don’t know what the underlying trend is, how are you going to adapt to changing conditions?
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The Psychology of Market Cycles

The Psychology of Market Cycles
Market psychology is the idea that the movements of a market reflect (or are influenced by) the emotional state of its participants. It is one of the main topics of behavioral economics - an interdisciplinary field that investigates the various factors that precede economic decisions.
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Ransomware Explained

Ransomware Explained
Ransomware is a type of malware (malicious software) that may present itself in a few different ways, affecting individual systems as well as networks of businesses, hospitals, airports, and government agencies.
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What Is Proof of Work (PoW)?

What Is Proof of Work (PoW)?
Proof of Work (commonly abbreviated to PoW) is a mechanism for preventing double-spends. Most major cryptocurrencies use this as their consensus algorithm. That’s just what we call a method for securing the cryptocurrency’s ledger.
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What Is Proof of Stake (PoS)?

What Is Proof of Stake (PoS)?
Proof of Stake is a popular, alternative consensus mechanism to Proof of Work. Instead of needing computing power to validate transactions, validators must stake coins. This fact drastically reduces the energy consumption needed. Proof of Stake also improves decentralization, security, and scalability.
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Peer-to-Peer Networks Explained

Peer-to-Peer Networks Explained
In computer science, a peer-to-peer (P2P) network consists of a group of devices that collectively store and share files. Each participant (node) acts as an individual peer. Typically, all nodes have equal power and perform the same tasks.
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