> For the complete documentation index, see [llms.txt](https://startower.gitbook.io/star-tower-chain/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases.md).

# Common fraud cases

- [Beware of custom RPC node scams](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/beware-of-custom-rpc-node-scams.md): Is there a risk in using unofficial RPC nodes? The answer is yes, because RPC nodes are responsible for important functions such as sending transactions, querying balances, and obtaining account info.
- [Stay away from fake links and wallet scams](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/stay-away-from-fake-links-and-wallet-scams.md)
- [Beware of fake customer service wallet verification scams](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/beware-of-fake-customer-service-wallet-verification-scams.md)
- [Beware of SMS sharing fake wallet scams](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/beware-of-sms-sharing-fake-wallet-scams.md)
- [Beware of TRON malicious permission change scams](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/beware-of-tron-malicious-permission-change-scams.md): Recently, some community users have reported that the TRON wallet has been inexplicably multi-signed, resulting in the inability of Token to operate. In response to such problems, we have sorted out t
- [Beware of "zero amount" transfer scams](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/beware-of-zero-amount-transfer-scams.md): Malicious authorization is to authorize a token to be called within a certain range through the Approve operation. Malicious authorization usually steals all the balances of the authorized tokens.
- [Beware of precise fake addresses](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/beware-of-precise-fake-addresses.md): In the previously introduced coin stealing methods, coin stealers generally use some technical means to develop malicious links to try to induce users to execute authorization, thereby stealing the au
- [Beware of receiving code fraud](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/beware-of-receiving-code-fraud.md)
- [Beware of new airdrop scams](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/beware-of-new-airdrop-scams.md)
- [Beware of Mnemonic Phrase Sharing Scams](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/beware-of-mnemonic-phrase-sharing-scams.md)
- [BSC chain malicious authorization fraud](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/bsc-chain-malicious-authorization-fraud.md)
- [Fake Airdrop Scam](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/fake-airdrop-scam.md)
- [Fake QR code scam](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/fake-qr-code-scam.md)
- [Fake link/App scam](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/fake-link-app-scam.md)
- [Phishing scam](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/phishing-scam.md)
- [Fake Token Scams](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/fake-token-scams.md)
- [Fake customer service scam](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/fake-customer-service-scam.md)
- [Dapp authorization scam](https://startower.gitbook.io/star-tower-chain/safety-knowledge/common-fraud-cases/dapp-authorization-scam.md)