| CNAM means Caller Name. Caller Name and Number | | | | coverage. Be sure to check with your local telephone |
| is a very common premium feature in america and is | | | | company or examine your telephone bill to see if caller |
| usually bundled with other premium telephone services | | | | id is available. |
| like call waiting and call forwarding. Whenever a phone | | | | Caller ID spoofing is the practice of causing the phone |
| call is being received by a CNAM caller ID subscriber, | | | | network to show a phone number on the recipient's |
| both the caller name and telephone number are being | | | | caller ID display that's not that of the real originating |
| displayed. It is a service the caller id subscriber needs | | | | caller. Caller ID spoofing is commonly used to describe |
| to pay for. | | | | circumstances in which the motivation is considered |
| The caller name being displayed doesn't come from | | | | malicious.Caller ID spoofing will make a phone call |
| the phone's memory but is passed to the caller id | | | | appear to it came from whichever telephone number |
| subscriber by the local telephone company. Every time | | | | the caller wishes. |
| they receive a phone call for a callerid subscriber, they | | | | Consequently one should not trust their caller id to |
| lookup the caller name in a central CNAM database so | | | | identify an important party such as your bank, really |
| it can be displayed on the receiving party's telephone | | | | don't give out any information over the telephone that |
| display. | | | | can be misused except if you're 100% convinced who |
| Caller ID is available almost everywhere in the usa but | | | | you are talking to. Just as with phishing e-mail trying to |
| there are some states that do not offer complete | | | | get your online banking account details. |