use-arc
Provides instructions for building on Circle's Arc blockchain using USDC as gas, ideal for developers creating payment apps and DeFi protocols.
Install this skill
or
63/100
Security score
The use-arc skill was audited on Jun 11, 2026 and we found 15 security issues across 4 threat categories, including 1 high-severity. Review the findings below before installing.
Categories Tested
Security Issues
high line 71
Piping content to bash shell
SourceSKILL.md
| 71 | curl -L https://foundry.paradigm.xyz | bash && foundryup |
medium line 71
Curl to non-GitHub URL
SourceSKILL.md
| 71 | curl -L https://foundry.paradigm.xyz | bash && foundryup |
medium line 104
Access to .env file
SourceSKILL.md
| 104 | - NEVER hardcode, commit, or log secrets (private keys, deployer keys). ALWAYS use environment variables or a secrets manager. Add `.gitignore` entries for `.env*` and secret files when scaffolding. |
low line 14
External URL reference
SourceSKILL.md
| 14 | Get testnet USDC from https://faucet.circle.com before sending any transactions. |
low line 19
External URL reference
SourceSKILL.md
| 19 | ARC_TESTNET_RPC_URL=https://rpc.testnet.arc.network |
low line 31
External URL reference
SourceSKILL.md
| 31 | | RPC | `https://rpc.testnet.arc.network` | |
low line 33
External URL reference
SourceSKILL.md
| 33 | | Explorer | https://testnet.arcscan.app | |
low line 34
External URL reference
SourceSKILL.md
| 34 | | Faucet | https://faucet.circle.com | |
low line 71
External URL reference
SourceSKILL.md
| 71 | curl -L https://foundry.paradigm.xyz | bash && foundryup |
low line 92
External URL reference
SourceSKILL.md
| 92 | See: https://developers.circle.com/contracts |
low line 112
External URL reference
SourceSKILL.md
| 112 | - ALWAYS fund the wallet from https://faucet.circle.com before sending transactions. |
low line 133
External URL reference
SourceSKILL.md
| 133 | - [Arc Explorer](https://testnet.arcscan.app) |
low line 134
External URL reference
SourceSKILL.md
| 134 | - [Circle Faucet](https://faucet.circle.com) |
low line 135
External URL reference
SourceSKILL.md
| 135 | - [Circle Developer Docs](https://developers.circle.com/llms.txt) -- **Always read this first** when looking for relevant documentation from the source website. |
low line 139
External URL reference
SourceSKILL.md
| 139 | DISCLAIMER: This skill is provided "as is" without warranties, is subject to the [Circle Developer Terms](https://console.circle.com/legal/developer-terms), and output generated may contain errors and |
Scanned on Jun 11, 2026
View Security DashboardGitHub Stars 60
Rate this skill
Categorydevelopment
UpdatedJune 24, 2026
openclawbackendapibackend-developerproduct-managergrowth-pmdata-engineerml-ai-engineer🇺🇸 USdevelopmentproduct
jiayaoqijia/cryptoskill