楕円曲線暗号の特許
RSA Laboratories, Crypto FAQ: 6.3.4 Are elliptic curve cryptosystems patented?
The Case for Elliptic Curve Cryptography, National Security Agency discusses patent situation
“Open-source group gets Sun security gift”. CNET News.com. 2008年2月10日閲覧。
Alexander Klimov, Re: ECC patents?, Cryptography at metzdowd.com, October 15, 2005
Bodo Moeller, Re: ECC patents?, Cryptography at metzdowd.com, October 17, 2005
SECG: Patents held by Certicom as of May 26, 1999 and as of February 10, 2005
Harper, Menezes and Vanstone, Public-Key Cryptosystems with Very Small Key Lengths, EUROCRYPT '92 (LNCS 658)
Certicom v Sony complaint,
Vanstone, IEEE P1363 Standard, Standard for RSA, Diffie--Hellman and Related Public-Key Cryptography, Part 6: Elliptic Curve Systems (Draft 2) (October 30, 1994)
アメリカ合衆国特許第 6,563,928号 に対して: Scott A. Vanstone, G. B. Agnew and R. C. Mullin, An implementation of elliptic curve cryptosystems over F2155, IEEE Journal on Selected Areas in Communications, Volume 11, Issue 5, Jun 1993 p. 804 - 813