How Secure are Blockchain Networks

[Jasz]

Blockchain networks are considered to be very secure, but that doesn't mean there aren't potential vulnerabilities.
Blockchain is a distributed ledger technology. It allows information to be stored in multiple locations at once, making it more difficult for hackers to break into one of the locations and steal or alter information. Each block of data is connected to blocks before and after it, so if an attacker were able to modify one block of data, they would have to change all subsequent blocks as well—a task that grows exponentially more difficult as each new block is added.

Because blockchain uses mathematical functions to encrypt and decrypt data, it can also be used as an authentication tool. For example, when someone logs into their bank account on a mobile device via their fingerprint or face recognition software, they're using public key cryptography (PKC). PKC is based on public key encryption (PKE) which uses two mathematically-linked keys: one private key and one public key. The private key is kept secret while the public key can be shared publicly without compromising security. This means that anyone who has access to your public key can encrypt information using your private key but only you can decrypt it using your private key (assuming no one else knows your private key).

 

[Jack Winstan]

Great Idea!!!
Nice time to read!!!

Thanks for sharing this kind of valuable content. I would like to share some additional information with users.

Blockchain technology is an upcoming way we do business by allowing customers to eliminate the middleman in numerous vital services, Increasing efficiency, and less cost. In this technology, Block will contain specific pieces of information which are exchanged between one person to another.

The advancement of blockchain is very young and has the potential for the future. Blockchain is a decentralized network that allows anyone to store and transfer any kind of data, or cryptocurrencies securely. Because with the help of a private key, we can store our data secretly without this private key no one can access our details.