回答於 : 2024-07-12
Answering phone calls from numbers starting with 02774 could potentially expose you to several risks. Here's a detailed breakdown of the potential dangers:
1. **Scams and Fraud**:
- **High Cost**: One common scam involves numbers that look local but charge exorbitant rates. These scams often use automated systems that only ring once or a few times to tempt you into calling back. If you do call back, you might be charged a premium rate for the duration of the call[8].
- **Phony Voicemail Messages**: Fraudsters might leave voicemail messages urging you to call back for various fake reasons like "scheduling a delivery" or "receiving a prize," which often lead to high charges or attempts to extract personal information from you[10].
2. **Identity Verification and Targeting**:
- **Validation of Your Number**: By answering such calls, you confirm to the scammers that your number is active and belongs to a real person. This can lead to your number being targeted more frequently for other scam attempts[1][11].
3. **Personal Information Theft**:
- **Phishing Attempts**: Scammers might attempt to trick you into divulging sensitive personal information such as bank details, social security numbers, or passwords[1].
- **Social Engineering**: These calls can also be used to gather bits of information about you, which can later be used in more sophisticated social engineering attacks[4].
### Best Practices to Protect Yourself
- **Do Not Answer**: If you receive calls from numbers you don’t recognize, especially those starting with 02774, it's advisable not to answer the call[3].
- **Do Not Call Back**: Never return a call to an unknown number if you missed it. Genuine callers will either leave a voicemail or call back later[8].
- **Block the Number**: Use your phone's settings or contact your carrier to block numbers that you suspect might be fraudulent[1].
- **Report the Number**: Report suspicious numbers to your phone carrier or federal authorities, like the Federal Trade Commission (FTC), to help prevent further scams[1].
By taking these precautions, you can significantly reduce the risk of falling victim to phone scams originating from suspicious area codes like 02774.