GHSA-7Q74-G774-7X3G Interchain Security: The signers of ICS messages do not need to match the provider address

Context ICS has the following four messages that enable validators on the provider chain to perform different actions: - MsgOptIn -- adds a validator to the consumer chain’s active set - MsgOptOut -- removes a validator from the consumer chain’s active set - MsgAssignConsumerKey -- changes the...

Interchain Security: The signers of ICS messages do not need to match the provider address

Context ICS has the following four messages that enable validators on the provider chain to perform different actions: - MsgOptIn -- adds a validator to the consumer chain’s active set - MsgOptOut -- removes a validator from the consumer chain’s active set - MsgAssignConsumerKey -- changes the...

Smash-and-Grab Extortion

The Problem The "2024 Attack Intelligence Report" from the staff at Rapid7 1 is a well-researched, well-written report that is worthy of careful study. Some key takeaways are: 1. 53% of the over 30 new vulnerabilities that were widely exploited in 2023 and at the start of 2024 were zero-days. 2...