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IDO

An acronym for “Initial Decentralised Offering” A decentralised and permissionless crowdfunding initiative similar to ICO. In contrast to an ICO, where tokens are sold before being posted on an exchange, tokens in an IDO are instantly listed on the DEX through which they are launched.

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Transaction Malleability Attack

It's a dubious exploit that allows an attacker to modify a bitcoin transaction's unique ID before it's confirmed on the network. If the attacker is able to successfully pull this off,  the alteration allows someone to pretend that a transaction never took place.

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Transaction Malleability

Transaction malleability is the process of altering a transaction's unique id by altering the digital signature that was used to generate it.

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