| ID/Range | CA_System_Specifier |
| 0x0000 — 0x0000 | Reserved |
| 0x0001 — 0x0001 | IPDC SPP Open Security Framework Generic Roaming |
| 0x0002 — 0x0002 | 18Crypt (IPDC SPP (TS 102 474) Annex B) |
| 0x0004 — 0x0004 | OMA DRM Content Format |
| 0x0005 — 0x0005 | OMA BCAST 1.0 (U)SIM Scard Profile using 3GPP GBA_U |
| 0x0006 — 0x0006 | OMA BCAST 1.0 (U)SIM Scard Profile using 3GPP GBA_ME |
| 0x0007 — 0x0007 | Reserved for Open IPTV Forum |
| 0x0008 — 0x0008 | Open Mobile Alliance |
| 0x0001 — 0x00FF | Standardized systems |
| 0x0100 — 0x01FF | Canal Plus (Seca Mediaguard) |
| 0x0200 — 0x02FF | CCETT |
| 0x0300 — 0x03FF | Kabel Deutschland |
| 0x0400 — 0x04FF | Eurodec |
| 0x0500 — 0x05FF | France Telecom (Viaccess) |
| 0x0600 — 0x06FF | Irdeto |
| 0x0700 — 0x07FF | Jerrold/GI/Motorola |
| 0x0800 — 0x08FF | Matra Communication |
| 0x0900 — 0x09FF | News Datacom (NDS, Videoguard) |
| 0x0A00 — 0x0AFF | Nokia |
| 0x0B00 — 0x0BFF | Norwegian Telekom (Conax CAS 5 &CAS7) |
| 0x0C00 — 0x0CFF | NTL |
| 0x0D00 — 0x0DFF | Irdeto (CrytoWorks) |
| 0x0E00 — 0x0EFF | Scientific Atlanta |
| 0x0F00 — 0x0FFF | Sony |
| 0x1000 — 0x10FF | Tandberg Television, RAS (Remote Authorisation System) |
| 0x1100 — 0x11FF | Thomson |
| 0x1200 — 0x12FF | TV/Com |
| 0x1300 — 0x13FF | HPT — Croatian Post and Telecommunications |
| 0x1400 — 0x14FF | HRT — Croatian Radio and Television |
| 0x1500 — 0x15FF | IBM |
| 0x1600 — 0x16FF | Nera |
| 0x1700 — 0x17FF | BetaTechnik |
| 0x1800 — 0x18FF | Kudelski SA (Nagravision) |
| 0x1900 — 0x19FF | Titan Information Systems |
| 0x1E00 — 0x1E07 | Alticast |
| 0x2000 — 0x20FF | Telefonica Servicios Audiovisuales |
| 0x2100 — 0x21FF | STENTOR (France Telecom, CNES and DGA) |
| 0x2200 — 0x22FF | Harmonic (Codicrypt, CAS500) |
| 0x2300 — 0x23FF | BARCO AS |
| 0x2400 — 0x24FF | StarGuide Digital Networks |
| 0x2500 — 0x25FF | Mentor Data System, Inc. |
| 0x2600 — 0x26FF | European Broadcasting Union |
| 0x2700 — 0x270F | PolyCipher (NGNA, LLC) |
| 0x2710 — 0x2711 | Extended Secure Technologies B.V. |
| 0x2712 — 0x2712 | Derincrypt |
| 0x2713 — 0x2714 | Wuhan Tianyu Information Industry Co., Ltd |
| 0x2800 — 0x2809 | LCS LLC (Роскрипт М2.0) |
| 0x2810 — 0x2810 | MULTIKOM DELTASAT GMBH KG |
| 0x4347 — 0x4347 | Crypton |
| 0x4700 — 0x47FF | General Instrument (Motorola) |
| 0x4800 — 0x48FF | Telemann (Accessgate) |
| 0x4900 — 0x49FF | Irdeto (China CrytoWorks) |
| 0x4A02 | Novel-SuperTV |
| 0x4A10 — 0x4A1F | Easycas |
| 0x4A20 — 0x4A2F | AlphaCrypt |
| 0x4A30 — 0x4A3F | DVN Holdings |
| 0x4A40 — 0x4A4F | Shanghai Advanced Digital Technology Co. Ltd. (ADT) |
| 0x4A50 — 0x4A5F | Shenzhen Kingsky Company (China) Ltd. |
| 0x4A60 — 0x4A6F | @Sky (Neotion) |
| 0x4A70 — 0x4A7F | Dreamcrypt |
| 0x4A80 — 0x4A8F | THALESCrypt |
| 0x4A90 — 0x4A9F | Runcom Technologies |
| 0x4AA0 — 0x4AAF | SIDSA (KeyFly) |
| 0x4AB0 — 0x4ABF | Beijing Compunicate Technology Inc. (CTI-CAS) |
| 0x4AC0 — 0x4ACF | Latens Systems Ltd |
| 0x4AD0 — 0x4AD1 | XCrypt Inc. |
| 0x4AD2 — 0x4AD3 | Beijing Digital Video Technology Co., Ltd. |
| 0x4AD4 — 0x4AD5 | Widevine Technologies, Inc. (OmniCrypt) |
| 0x4AD6 — 0x4AD7 | SK Telecom Co., Ltd. |
| 0x4AD8 — 0x4AD9 | Enigma Systems |
| 0x4ADA — 0x4ADA | Wyplay SAS |
| 0x4ADB — 0x4ADB | Jinan Taixin Electronics, Co., Ltd. |
| 0x4ADC — 0x4ADC | LogiWays |
| 0x4ADD — 0x4ADD | ATSC System Renewability Message (SRM) |
| 0x4ADE — 0x4ADE | CerberCrypt |
| 0x4ADF — 0x4ADF | Caston Co., Ltd. |
| 0x4AE0 — 0x4AE1 | Cifra LLC (Digi Raum Electronic) |
| 0x4AE2 — 0x4AE3 | Microsoft Corp. |
| 0x4AE4 — 0x4AE4 | Coretrust, Inc. |
| 0x4AE5 — 0x4AE5 | IK SATPROF (PRO-Crypt) |
| 0x4AE6 — 0x4AE6 | SypherMedia International |
| 0x4AE7 — 0x4AE7 | Guangzhou Ewider Technology Corporation Limited |
| 0x4AE8 — 0x4AE8 | FG DIGITAL Ltd. |
| 0x4AE9 — 0x4AE9 | Dreamer-i Co., Ltd. |
| 0x4AEA — 0x4AEA | Cryptoguard AB |
| 0x4AEB — 0x4AEB | Abel DRM Systems AS, Quintic |
| 0x4AEC — 0x4AEC | FTS DVL SRL |
| 0x4AED — 0x4AED | Unitend Technologies, Inc. |
| 0x4AEE — 0x4AEE | Deltacom Electronics OOD |
| 0x4AEF — 0x4AEF | NetUP Inc. |
| 0x4AF0 — 0x4AF0 | Beijing Alliance Broadcast Vision Technology Co., Ltd. |
| 0x4AF1 — 0x4AF1 | China DTV Media Inc., Ltd. #1 |
| 0x4AF2 — 0x4AF2 | China DTV Media Inc., Ltd. #2 |
| 0x4AF3 — 0x4AF3 | Baustem Information Technologies, Ltd. |
| 0x4AF4 — 0x4AF4 | Marlin Developer Community, LLC |
| 0x4AF5 — 0x4AF5 | SecureMedia |
| 0x4AF6 — 0x4AF6 | Tongfang CAS |
| 0x4AF7 — 0x4AF7 | MSA |
| 0x4AF8 — 0x4AF8 | Griffin CAS |
| 0x4AF9 — 0x4AFA | Beijing Topreal Technologies Co., Ltd |
| 0x4AFB — 0x4AFB | NST |
| 0x4AFC — 0x4AFC | Panaccess Systems GmbH |
| 0x4B00 — 0x4B02 | Tongfang CAS, Safeview |
| 0x4B03 — 0x4B03 | DuoCrypt |
| 0x4B04 — 0x4B04 | Great Wall CAS |
| 0x4B05 — 0x4B06 | DIGICAP |
| 0x4B07 — 0x4B07 | Wuhan Reikost Technology Co., Ltd. |
| 0x4B08 — 0x4B08 | Philips |
| 0x4B09 — 0x4B09 | Ambernetas |
| 0x4B0A — 0x4B0B | Beijing Sumavision Technologies CO. LTD. |
| 0x4B0C — 0x4B0F | Sichuan changhong electric co.,ltd. |
| 0x4B10 — 0x4B10 | Exterity Limited |
| 0x4B11 — 0x4B12 | Advanced Digital Platform Technologies |
| 0x4B13 — 0x4B14 | Microsoft Corporation |
| 0x4B20 — 0x4B22 | MULTIKOM DELTASAT GmbH Co KG |
| 0x5347 — 0x5347 | GkWare e.K. |
| 0x5501 | Griffin, Nucleus Systems, Ltd. |
| 0x5581 | Bulcrypt |
| 0x5601 — 0x5601 | Verimatrix, Inc. #1 |
| 0x5602 — 0x5602 | Verimatrix, Inc. #2 |
| 0x5603 — 0x5603 | Verimatrix, Inc. #3 |
| 0x5604 — 0x5604 | Verimatrix, Inc. #4 |
| 0x5605 — 0x5606 | Sichuan Juizhou Electronic Co. Ltd |
| 0x5607 — 0x5608 | Viewscenes |
| 0xA101 | RosCrypt-M (NIIR) |
| 0xAA00 — 0xAA00 | Best CAS Ltd |
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