| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 3,899,297,015 visitors served. |
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
whitelist |
Also found in: Dictionary/thesaurus, Medical, Wikipedia | 0.03 sec. |
|
|
whitelist (1) A list of e-mail addresses that a mail server or e-mail client program is configured to accept as valid, incoming mail. E-mail filtering that relies entirely on whitelists is severely restricted because only messages from addresses on the list are allowed, and all the rest are discarded. See spam filter. Contrast with blacklist.(2) A list of valid domain names that a mail server is configured to accept. All mail from users with that domain are allowed. Contrast with blacklist. (3) A list of Web sites that are allowed to be accessed. A company can configure its routers and firewalls to allow only certain Web sites to be accessed, because they relate to business. Contrast with blacklist. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
|
| Encyclopedia |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup |
|---|