audit firm profile
O

OShield

Vetted on Procur3
SolidityRustEthereumBSCPolygonDeFiDEXToken

OShield is a blockchain security firm known for deep protocol-level audits across DeFi, DEX, Token. This profile aggregates its public audit record, 150+ findings and notable clients — so you can evaluate fit before requesting a competitive quote through Procur3.

20+
Public audits
150+
Findings logged
all severities
60
Crit + high + med
material findings
0
Incidents attributed
clean record
overview

About OShield

OShield is a blockchain security firm specialising in smart contract audits and protocol-level security reviews. The team works primarily in Solidity and Rust, covering engagements across Ethereum, BSC, Polygon and related ecosystems. Core areas of expertise include DeFi, DEX, Token, Bridge.

With 20+ public audits on record, OShield has worked with notable protocols including HXRO, Carrot. The firm's review history provides a transparent track record that teams can evaluate before engaging.

Through Procur3, teams can put their scope to OShield alongside other matched firms and receive a competitive quote — without a three-week sales cycle.

track record

Findings by severity

HighMediumLowInfoGas
Critical85.3%
High2114%
Medium3120.7%
Low4127.3%
Informational3120.7%
Gas1812%

Across 20+ public audits, OShield has logged 150+ findings. Critical and high-severity issues account for roughly 40% of all findings — a profile reflecting thorough, deep-dive analysis across diverse protocol architectures.

Figures aggregated from publicly available audit reports. Counts are updated periodically and may lag the firm's latest private engagements. Severity labels follow each report's own classification.

selected work

Notable clients

HXRO
L2 / Ecosystem
Carrot
L2 / Ecosystem
post-audit incidents

Incident history

No incidents recorded. OShield has a clean post-audit track record across all publicly tracked engagements.

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