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  2. List of U.S. security clearance terms - Wikipedia

    en.wikipedia.org/wiki/List_of_U.S._security...

    T3 or T3R - Tier 3 or Tier 3 Reinvestigation, now replace all NACLC. T5 and T5R - Tier 5 or Tier 5 Reinvestigation, now replace SSBI and SBPR respectively. Yankee White – An investigation required for personnel working with the President and Vice President of the United States. Obtaining such clearance requires, in part, an SSBI.

  3. Permissive action link - Wikipedia

    en.wikipedia.org/wiki/Permissive_Action_Link

    A permissive action link ( PAL) is an access control security device for nuclear weapons. Its purpose is to prevent unauthorized arming or detonation of a nuclear weapon. [1] The United States Department of Defense definition is: A device included in or attached to a nuclear weapon system to preclude arming and/or launching until the insertion ...

  4. Central Index Key - Wikipedia

    en.wikipedia.org/wiki/Central_Index_Key

    A Central Index Key or CIK number is a unique number assigned to an individual, company, filing agent or foreign government by the United States Securities and Exchange Commission. The number is used to identify its filings in several online databases, including EDGAR . The numbers are up to ten digits in length and are permanent identifiers ...

  5. Barr warns Republicans about getting caught in Trump ... - AOL

    www.aol.com/news/barr-warns-republicans-getting...

    Former Attorney General Bill Barr warned Republicans to “be careful” of getting caught in former President Trump’s “carnage,” after the property manager of his Mar-a-Lago resort was ...

  6. Code Access Security - Wikipedia

    en.wikipedia.org/wiki/Code_Access_Security

    Code Access Security (CAS), in the Microsoft .NET framework, is Microsoft 's solution to prevent untrusted code from performing privileged actions. When the CLR loads an assembly it will obtain evidence for the assembly and use this to identify the code group that the assembly belongs to. A code group contains a permission set (one or more ...

  7. List of FTP server return codes - Wikipedia

    en.wikipedia.org/.../List_of_FTP_server_return_codes

    List of FTP server return codes. FTP server return codes always have three digits, and each digit has a special meaning. [1] The first digit denotes whether the response is good, bad or incomplete: Range. Purpose. 1xx. Positive Preliminary reply. The requested action is being initiated; expect another reply before proceeding with a new command ...

  8. Access structure - Wikipedia

    en.wikipedia.org/wiki/Access_structure

    Access structures are used in the study of security systems where multiple parties need to work together to obtain a resource. Groups of parties that are granted access are called qualified. In set theoretic terms they are referred to as qualified sets; in turn, the set of all such qualified sets is called the access structure of the system.

  9. Telephone numbers in Liechtenstein - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in...

    Liechtenstein previously used the Swiss telephone numbering plan (+41) under area code 075. [1] (. This was dialled as +41 75 from outside Switzerland and Liechtenstein). [2] However, on 5 April 1999, it adopted its own international code +423. [3] Consequently, calls from Switzerland now require international dialling, using the 00423 prefix ...