Business

Canada authorizes first exchange-traded bitcoin fund

Canada's main securities regulator has cleared the launch of the world's first exchange-traded bitcoin fund, the investment manager and the regulator said Friday, giving retail investors greater access to the booming cryptocurrency.

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Security

Security is the degree of protection against danger, loss, and criminals.

Security has to be compared and contrasted with other related concepts: Safety, continuity, reliability. The key difference between security and reliability is that security must take into account the actions of people attempting to cause destruction.

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