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ECMA TR/112

Universal Disk Format (UDF) specification

1st edition, December 2023

This Technical Report describes Universal Disk Format, a widely used file system for mass-storage media such as optical disks.

This Technical Report consists of the following eight parts:

  • Part 1: General;
  • Part 2: Universal Disk Format specification revision 2.60;
  • Part 3: Universal Disk Format specification revision 2.50;
  • Part 4: Universal Disk Format specification revision 2.01;
  • Part 5: Universal Disk Format specification revision 2.00;
  • Part 6: Universal Disk Format specification revision 1.50;
  • Part 7: Universal Disk Format specification revision 1.02;
  • Part 8: Secure UDF specification revision 1.00.
Download part 1 Download part 2 Download part 3 Download part 4 Download part 5 Download part 6 Download part 7 Download part 8

Classification

Technical CommitteeTC31