1. Para 4,para 8,para 17,para 18,para 19, para 20 of the Information Technology Security Guidelines given in Schedule-I
(http://cca.gov.in ).

2. Para 3, para 4, para 5, para 6 of the Information Technology Security Guidelines given in Schedule - III
(http://cca.gov.in).

3. Verisign Certification Practice Statement
(http://www.verisign.com/repository/CPS2.1/cps2-1.pdf )

4. Netrust - Certification Practice Statement, Singapore
(http://www.netrust.net/practices_certCPS.pdf )

5. NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY, USA
(http://csrc.nist.gov )

6. IT Security Guidelines, Government of Hong Kong Special Administrative Region.
(http://www.infosec.gov.hk/docs/english/g3_r1_disclose.pdf )

7. Structural Design for Physical Security, Southwest Research Institute, USA.
(http://www.swri.edu/3pubs/brochure/d06/desphys/desphys.htm )

8. Public Key Infrastructure, Government of Canada.
(http://www.cio-dpi.gc.ca/pki-icp/gocpki/gocpki_e.asp )

9. PKI Assessment Guidelines, Information Security Committee, American Bar Association.
(http://www.abanet.org/scitech/ec/isc/pagv30.pdf)

10. Physical and Site Security Info. Resources, inFOSYSSEC, The Security Portal for Information System Security Professionals.
(http://www.cio-dpi.gc.ca/pki-icp/gocpki/gocpki_e.asp )

11. Trade Directory : India :Safety and Security Equipments
(http://www.tradeport.org/ts/countries/india/isa/isar0019.html )

12. India’s IT Security Portal,
(http://www.itsecurity.gov.in )

Security Levels
Construction of Cryptographic Operation Site
Broad Specifications of Systems to be installed