---------Rubik's Cube Unlocked---------
A 4am crack                  2017-11-21
-------------------. updated 2017-11-23
                   |___________________

Name: Rubik's Cube Unlocked
Genre: misc
Year: 1981
Credits: Jeff Gold
Publisher: Double-Gold Software
Platform: Apple ][+ or later
Media: double-sided 5.25-inch floppy
OS: DOS 3.2
Previous cracks: none

This disk was automatically cracked by
the development version of Passport
(dated 2017-11-23). Here is the
transcript for side A:

                 --v--

Reading from S6,D1
T00,S00 Found DOS 3.2 bootloader
Using disk's own RWTS
Writing to RAM disk
T1B Found nibble count protection
T02,S0A,$D8: ADFFCF -> 4C849D
T01,S00 Disk calls a protection check at
$B4BB before initializing DOS.
T00,S02 Writing built-in RWTS
T00,S01,$38: 20 -> 2C
T00,S00 Writing Standard Delivery
bootloader
Writing to S6,D2
Crack complete.

                 --^--

More information and source code is
available at
https://archive.org/details/Passport4am

Side B has identical protection.

Quod erat liberandum.

                   ~

               Changelog


2017-11-23

- simplified Passport patch that leaves
  required code in place at $B70B

2017-11-21

---------------------------------------
A 4am crack                    No. 1535
------------------EOF------------------
