Michael Brown 8d2ebbf8a1 [crypto] Add support for HKDF key derivation
Add support for the HMAC-based Extract-and-Expand Key Derivation
Function (HKDF) as used in TLS version 1.3 and defined in RFC 5869.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
2026-04-28 13:31:36 +01:00
2026-03-06 15:48:55 +00:00
2015-02-26 17:59:53 +00:00

iPXE network bootloader

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iPXE is the leading open source network boot firmware. It provides a full PXE implementation enhanced with additional features such as:

  • boot from a web server via HTTP or HTTPS,

  • boot from an iSCSI, FCoE, or AoE SAN,

  • control the boot process with a script,

  • create interactive forms and menus.

You can use iPXE to replace the existing PXE ROM on your network card, or you can chainload into iPXE to obtain the features of iPXE without the hassle of reflashing.

iPXE is free, open-source software licensed under the GNU GPL (with some portions under GPL-compatible licences).

You can download the rolling release binaries (built from the latest commit), or use the most recent stable release.

For full documentation, visit the iPXE website.

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