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No. What the GP is quoting is "security bits" a measure explicitly designed to mitigate that difference. Bitcoin addresses have 160 bits of security, 128 bits i
by maaku 13y ago
No. What the GP is quoting is "security bits" a measure explicitly designed to mitigate that difference. Bitcoin addresses have 160 bits of security, 128 bits if the public key is known. This is directly comparable to symmetric key sizes.
- mikeash 13y agoThanks for clarifying that. The mismatch between the key size quoted and what's used in Bitcoin should have tipped me off.