Contact

For inquiries regarding of Camellia

For inquiries regarding of technical support

NTT plans to establish a support system for industrial enterprises and corporations that develop products incorporating Camellia to enrich the Camellia-equipped product lines. Please email with your company/organization name, name of the contact person, email address, if desired. In this regard, please understand in advance that some kinds of support may be fare-paying services.

For addition of your product to the Camellia product information page

Please email with your company/organization name, product information, URL of your company and product information, name of the contact person, email address. Before contact with us, please understand in advance that only products equipped explicitly with Camellia are intended. In addition, NTT and Mitsubishi Electric Corporation do not approve any implicit or explicit statements that we guarantee the quality of your products equipped with Camellia encryption algorithm.

Frequently Asked Question

For Object Identification information of Camellia

Jump to Technical Information page and see Identification information.

For the Camellia specification and software implementation techniques

See "Specification of Camellia - a 128-bit Block Cipher".

For Open Source Software

Jump to Source Codes page and see open source software.

For a reference code of Camellia

Jump to Source Codes page and see a reference code.

For test vectors of Camellia

Jump to Technical Information page and see test vectors.

For the current best performances in software and hardware implementation

See Camellia_Performance100324.pdf.

For the licensing information of Camellia

In accordance with an agreement between NTT and Mitsubishi Electric Corporation, Camellia essential patents can be used at no charge by any Camellia user without concluding such royalty-free licensing agreement hereafter. For details, please see the Intellectual Property Information page.

For the design rationale of Camellia

See Section 2: Design Rationale in the full paper
"Camellia: A 128-Bit Block Cipher Suitable for Multiple Platforms".

For the recent cryptanalysis results

See Section 6: Security in the full paper
"Camellia: A 128-Bit Block Cipher Suitable for Multiple Platforms".