Similar to コピーコントロールCD
SecuROM
SecuROM
EPN
コピー・ネバー
コピー・ワンス
セキュアCD
CD不況
デジタル著作権管理
Digital rights management
48DVD
Flexplay
Active Directory Rights Management Services
Active Directory Rights Management Services
B-CAS
B-CASBackupHDDVD
BackupHDDVDDigital Transmission Content Protection
Digital Transmission Content ProtectionInformation Rights Management
Information rights management
IThenticate
IThenticateMagicGate
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MovieNEX
PlayReady
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SD-Audio
Windows Genuine Advantage
Windows Genuine Advantage
アクティベーション
Product activation
Advanced Access Content System
Advanced Access Content SystemWeGame
WeGame
Extended Copy Protection
Extended Copy ProtectionOpenMG
OpenMG
Origin (デジタル配信プラットフォーム)
EA (service)KeyringPDF
KeyringFLASH
限定受信システム
Conditional access