From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heiko Schocher Date: Thu, 13 Feb 2014 09:35:30 +0100 Subject: [U-Boot] Secure booting In-Reply-To: References: Message-ID: <52FC83D2.80106@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hello JYOTI, Am 13.02.2014 08:42, schrieb JYOTI DUBEY: > Can I obtain information as how secure booting works.How the keys and > certificates are generated and also encryption and decryption steps > involved in the authentication process. i would like to know just the > theory behind it not and commands or technical details. > I have attached pictorial representation of 3 consecutive steps involved in > secure booting but while I tried to understanding the working though the > diagram I felt that authentication might never succeed as no decryption is > taking place.Can anyone please inform how the steps are taking place? I > have also attached the documentation related to high assurance booting. Maybe this 2 documents in the u-boot source help you: u-boot:doc/uImage.FIT/signature.txt u-boot:doc/uImage.FIT/verified-boot.txt bye, Heiko -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany