#Free dvd copy software wiki psp#

PSP ( Universal Media Disc) Since no blank media or writer exists, the media itself cannot be copied, but one could make ISO image (a file version of the UMD) on a memory card. The game calls this place directly so that burned copy with no data beyond file limit cannot be played.

PlayStation 2 (CD-ROM, DVD-ROM) A map file that contains all of the exact positions and file size info of the disc is stored at a position that is beyond the file limit.

Some titles also uses Libcrypt mechanism to validate the disc by using checksum as magic number to subroutines. PlayStation (CD-ROM) The authority pattern pressed on internal circumference of the media, which could not be copied, is used to detect authorized copies. Instead of alerting the user that the copied disc is detected, the program will play the game in a buggy manner. FADE Creates fake scratches on the disk image which copying programs will automatically try to fix. However, one could read GD-ROM on CD reader by swapping the disc after reading fake TOC. Console CD/DVD protection schemesĭreamcast ( GD-ROM) Multiple table of contents (TOC) made normal cd player to not read beyond first track. Silently installing software on a computer created a controversy about modifying a computer's behaviour without a user's consent. MediaMax CD3 Installs software on the computer that tries to play the media so other software cannot read data directly from audio discs in the CD-ROM drive. The system could be disabled by tracing the outer edge of a CD with a felt-tip marker. Key2Audio Another deliberate violation of the Red Book standard intended to make the CD play only on CD players and not on computers by applying bogus data track onto the disc during manufacturing, which CD players will ignore as non-audio tracks. This copy protection can be defeated simply by using a computer that is not running Microsoft Windows, not using an account with administrative privileges, or preventing the installer from running, and has long since been discontinued due to a public relations disaster caused by the software behaving identically to a rootkit. Extended Copy Protection (XCP) Installs software on the computer after agreement to EULA at the first time the media is inserted, and the software will watch for any ripper software trying to access the CD-drive. Wavy data track Discs' data track is wavy instead of straight, so only discs with the same wavy-shaped data track will be playable. However, the original disc itself does not play correctly in some CD/DVD players. Commercial Audio CD/DVD protection schemesĬactus Data Shield Works by intentionally violating Red Book CD Digital Audio standards, such as erroneous disc navigation and corrupted data, prevents successful ripping of the data. SafeDisc (version 4) See SafeDisc (versions 1-5) in previous section. A solution for Video-DVDs provided by Protect Software. ProtectDISC Video Prevents ripping software to analyze the structure of the DVD. A solution for software and games on CD or DVD provided by Protect Software. ProtectDISC Software Adds unique digital signature to the CD or DVD that cannot be transferred from copy to copy.

LaserLock Includes hidden directory on the CD containing corrupted data which will cause errors while being copied. DVD region code Restricts region where media can be played by matching region number with configuration flag in DVD players. DVD-Cops See CD-Cops in previous section. Burst Cutting Area Writing barcode in circular area near the center of the disc (referred to as burst cutting area) which cannot be written without using special equipment. Sony ARccOS Protection Inserting corrupted sectors in areas where normal players will not access but ripping software does to trigger errors during replication. Analog Protection System Adds pulses to analog video signals to negatively impact the AGC circuit of a recording device so the images on copied DVDs becomes garbled.

Free dvd copy software wiki