On November 2017, Parity was exploited in a other, resulting in approximately $514K in losses. That makes the Parity exploit the 115th largest DeFi incident out of 690 documented in our archive.
Attack Mechanics: How the Parity Other Played Out
Exploit Class Applied to Parity
The Parity incident on November 6, 2017 is classified as a Other. A specific exploit class outside the most common buckets. In the full archive, Parity is 1 of 188 documented other incidents.
Parity in Context
At $514K, the Parity exploit is a minor (<$1M) event compared to the largest same-class incident in our archive — MIMSpell (2024) at $65M.
Prior Other Before Parity
The nearest other incident before Parity was Parity Multisig, 110 days earlier on July 19, 2017. The same exploit class surfaced again within the other attack surface.
Parity Vulnerability Signature
The primary source categorises the Parity exploit specifically as “'Accidentally Killed It'”. This narrower label is entity-specific: it reflects how the Parity contract failed, rather than the broad other pattern alone.
Impact & Recovery for Parity
Parity Loss Figure
The Parity exploit caused $514,000 in losses — a minor (<$1M) incident and the 1st largest of 2 documented in 2017. This single incident represents 100% of all tracked losses that year.
Where Parity Sits Among Other Attacks
Ranked by loss size, Parity is the 22nd largest of 188 other incidents documented. That puts the Parity loss below the class average of $2.03M.
Timeline Since the Parity Incident
The Parity exploit occurred 8.4 years ago (3,081 days). The contract, its fork-block, and the attack transaction remain on-chain and forensically reproducible.
Primary Reference for Parity
Public post-mortem / on-chain analysis for the Parity incident: view source.
FAQ
How much did Parity lose?
The Parity exploit in November 2017 resulted in $514,000 in losses — the 1st largest of 2 DeFi incidents that year.
When did the Parity hack happen?
The Parity exploit was recorded on November 6, 2017 — 3,081 days ago.
What type of exploit hit Parity?
The Parity incident is classified as a Other. A specific exploit class outside the most common buckets.
How common is the Other pattern seen at Parity?
Our archive contains 188 documented other incidents. The Parity incident is one of them.
How does Parity compare to the largest Other attack?
The largest other incident in our archive is MIMSpell (2024) at $65M. The Parity loss is $514K.
What main problem do cross-chain transaction technologies aim to solve?
They aim to improve the scalability of cryptocurrencies and facilitate the development of Metaverse applications.
Discuss the impact of IoT devices on remote healthcare monitoring systems.
IoT devices enable real-time data collection and monitoring, improving patient care and enabling timely interventions.