On May 2024, OSN was exploited in a other, resulting in approximately $109K in losses. That makes the OSN exploit the 208th largest DeFi incident out of 690 documented in our archive.
Attack Mechanics: How the OSN Other Played Out
Exploit Class Applied to OSN
The OSN incident on May 6, 2024 is classified as a Other. A specific exploit class outside the most common buckets. In the full archive, OSN is 1 of 188 documented other incidents.
OSN in Context
At $109K, the OSN exploit is a minor (<$1M) event compared to the largest same-class incident in our archive — MIMSpell (2024) at $65M.
Prior Other Before OSN
The nearest other incident before OSN was PikeFinance, 6 days earlier on April 30, 2024 ($1.4M lost). The same exploit class surfaced again within the other attack surface.
OSN Vulnerability Signature
The primary source categorises the OSN exploit specifically as “Reward Distribution Problem”. This narrower label is entity-specific: it reflects how the OSN contract failed, rather than the broad other pattern alone.
Impact & Recovery for OSN
OSN Loss Figure
The OSN exploit caused $109,000 in losses — a minor (<$1M) incident and the 61st largest of 188 documented in 2024.
Where OSN Sits Among Other Attacks
Ranked by loss size, OSN is the 42nd largest of 188 other incidents documented. That puts the OSN loss below the class average of $2.03M.
Timeline Since the OSN Incident
The OSN exploit occurred 1.9 years ago (708 days). The contract, its fork-block, and the attack transaction remain on-chain and forensically reproducible.
Primary Reference for OSN
Public post-mortem / on-chain analysis for the OSN incident: view source.
FAQ
How much did OSN lose?
The OSN exploit in May 2024 resulted in $109,000 in losses — the 61st largest of 188 DeFi incidents that year.
When did the OSN hack happen?
The OSN exploit was recorded on May 6, 2024 — 708 days ago.
What type of exploit hit OSN?
The OSN incident is classified as a Other. A specific exploit class outside the most common buckets.
How common is the Other pattern seen at OSN?
Our archive contains 188 documented other incidents. The OSN incident is one of them.
How does OSN compare to the largest Other attack?
The largest other incident in our archive is MIMSpell (2024) at $65M. The OSN loss is $109K.
Describe the security mechanisms employed to protect data in the system.
Encryption, role-based access control, and smart contract protocols ensure secure data storage and access.
How is ESG performance measured in the study?
Using a score variable from Thomson Reuters Eikon.