Search found 5 matches

by Moebius
Sat Dec 14, 2019 1:26 am
Forum: General
Topic: IBM PC disk-based copy protection schemes and games
Replies: 8
Views: 787

Re: IBM PC disk-based copy protection schemes and games

One that comes to mind is VTERM II because it was so simplistic. All they did was write a compleatly normal format to the 41st track. The program checks for it and refuses to start if it is not present. Thank you, it's been added to the list! I'll see if I can compile a more complete list sometime....
by Moebius
Thu Dec 12, 2019 1:08 am
Forum: General
Topic: IBM PC disk-based copy protection schemes and games
Replies: 8
Views: 787

Re: IBM PC disk-based copy protection schemes and games

Now Apple/Atari/PC/etc. came when some more people got involved, and it became clear that adding "automatic" support/handling to the various protections on various platforms becomes very difficult and messy to maintain. Not to mention what kind of suitable end formats capable in handling protected ...
by Moebius
Mon Dec 09, 2019 3:58 pm
Forum: General
Topic: IBM PC disk-based copy protection schemes and games
Replies: 8
Views: 787

IBM PC disk-based copy protection schemes and games

Greetings! As is evident from the thread's name this is about early days' disk-based (floppy) copy protection and games that ever used it. It seems that it isn't exactly trivial to pinpoint every single type/version of CP brand or dig out its original name. I thought this has to be given a little mo...