Cyberstats

Security Intelligence

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Certik

Cybersecurity reports and statistics published by Certik

4 categories1 reports

Research Reports

Reports and publications from Certik

Hack3d: The Web3 Security Quarterly Report - Q2 + H1 2025

6/30/2025

Recent Statistics & Reports

A total of $2,472,777,618 was lost across 344 on-chain security incidents in H1 2025.

6/30/2025•
Cryptocurrency

Wallet compromise was the most costly attack vector, with $1,706,937,700 stolen across 34 on-chain security incidents in H1 2025.

6/30/2025•
Cryptocurrency

Phishing was the second most costly, with $410,747,038 stolen across 132 on-chain security incidents in H1 2025.

6/30/2025•
CryptocurrencyPhishing

Phishing currently accounts for the highest number of security on-chain security incidents so far in 2025 (30/06/2025) in H1 2025.

6/30/2025•
CryptocurrencyPhishing

Ethereum experienced the highest number of security incidents, with a total of 70 hacks, scams, and exploits in Q2 2025 in Q2 2025.

6/30/2025•
CryptocurrencyEthereum

Ethereum experienced the highest number of security incidents, with a total of 175 hacks, scams, and exploits in H1 2025.

6/30/2025•
CryptocurrencyEthereum

The median loss per on-chain security incident was $103,996 in Q2 2025.

6/30/2025•
Cryptocurrency

The average loss per on-chain security incident was $4,308,091 in Q2 2025.

6/30/2025•
Cryptocurrency

Code vulnerability was the second most costly attack vector, with $235,783,844 stolen across 47 on-chain security incidents in Q2 2025.

6/30/2025•
CryptocurrencyVulnerabilities

The average loss per on-chain security incident was $7,129,980 in H1 2025.

6/30/2025•
Cryptocurrency

Phishing was the most costly attack vector, with $395,063,695 stolen across 52 on-chain security incidents in Q2 2025.

6/30/2025•
CryptocurrencyPhishing

Losses on Ethereum amounted to $65,370,264 due to security incidents in Q2 2025.

6/30/2025•
CryptocurrencyEthereum

Losses on Ethereum amounted to $1,634,891,832 in H1 2025.

6/30/2025•
CryptocurrencyEthereum

A total of $801,315,669 was lost across 144 on-chain security incidents in Q2 2025. This represents an approximate 52.1% decrease in value lost compared to the previous quarter.

6/30/2025•
Cryptocurrency

The median loss per on-chain security incident was $89,026 in H1 2025.

6/30/2025•
Cryptocurrency

There were 59 fewer on-chain security incidents in Q2 2025 than the previous quarter.

6/30/2025•
Cryptocurrency

Top Categories

Cryptocurrency
16
Ethereum
4
Phishing
3
Vulnerabilities
1

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