A bank account that is registered in a country other than the one in which the owner was born is called an offshore account.
Ransomware
Ransomware is a type of malware (malicious software) that has the final goal of convincing victims to pay for a decryption ransom in order to recover their compromised files or system. The payments are normally asked in digital currencies that are difficult to be traced, such as Bitcoin, Monero, or any other cryptocurrency.
Encryption
Information can be converted into code using encryption, which conceals the true meaning of the data.
Node
An essential component of a blockchain infrastructure, a node stores data and allows all communication (transactions) to pass through it.