enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Document Structuring Conventions - Wikipedia

    en.wikipedia.org/wiki/Document_Structuring...

    Some DSC comments serve a second function, specifying a way to tell the document manager to do certain things, like inserting a font or other PostScript code (collectively called resources) into the file. DSC comments that serve this second function are more akin to preprocessing directives and are not purely comments. Documents using those ...

  3. Basic access control - Wikipedia

    en.wikipedia.org/wiki/Basic_Access_Control

    The German passport serial-number format (previously 10-digit, all-numeric, sequentially assigned) was modified on 1 November 2007, in response to concerns about the low entropy of BAC session keys. The new 10-character serial number is alphanumeric and generated with the help of a specially-designed block cipher , to avoid a recognizable ...

  4. Digital selective calling - Wikipedia

    en.wikipedia.org/wiki/Digital_Selective_Calling

    A Distress DSC call is called an Alert. Urgency, Safety and Routine are called Announcements. Class A VHFs, used on commercial ships, have the ability to send distress, distress relay, all ships urgency, all ships safety, individual, group, geographic area and telephone alerts/announcements on DSC channel 70 (Digital channel reserved for DSC ...

  5. Maritime identification digits - Wikipedia

    en.wikipedia.org/wiki/Maritime_identification_digits

    Maritime identification digits are used by radio communication facilities to identify their home country or base area in digital selective calling (DSC), Automatic Transmitter Identification System (ATIS), and Automatic identification system (AIS) messages as part of their Maritime Mobile Service Identities.

  6. List of optometric abbreviations - Wikipedia

    en.wikipedia.org/wiki/List_of_optometric...

    VA Dcc - VA Dsc Visual acuity with Distant chart with correctors Visual acuity with eye chart at Distant 20 feet (6 m) and with (cc: Latin cum correctore) correctors (spectacles); Dsc is without (sc: Latin sine correctore) correctors. See Visual_acuity#Legal_definitions: VA Nsc - VA Ncc Visual acuity with Near chart without correctors

  7. Digital signature - Wikipedia

    en.wikipedia.org/wiki/Digital_signature

    A digital signature is an authentication mechanism that enables the creator of the message to attach a code that acts as a signature. The Digital Signature Algorithm (DSA), developed by the National Institute of Standards and Technology, is one of many examples of a signing algorithm. In the following discussion, 1 n refers to a unary number.

  8. Machine-readable passport - Wikipedia

    en.wikipedia.org/wiki/Machine-readable_passport

    "Type 3" is typical of passport booklets. The MRZ consists of 2 lines × 44 characters. "Type 2" is relatively rare with 2 lines × 36 characters. "Type 1" is of a credit card-size with 3 lines × 30 characters. The fixed format allows specification of document type, name, document number, nationality, date of birth, sex, and document ...

  9. United States passport - Wikipedia

    en.wikipedia.org/wiki/United_States_passport

    The passport number will also be laser cut as perforated holes that get progressively smaller through pages—just one of several components of the "Next Generation" passport, including artwork upgrade, new security features such as a watermark, "tactile features," and more "optically variable" inks. [35]