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CISS.debian.live.builder/docs/AUDIT_SSH.md
Marc S. Weidner 2e50dd9535
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V8.13.768.2025.12.06
Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
2025-12-06 03:52:15 +01:00

2.8 KiB

Table of Contents

1. CISS.debian.live.builder

Centurion Intelligence Consulting Agency Information Security Standard
Debian Live Build Generator for hardened live environment and CISS Debian Installer
Master Version: 8.13
Build: V8.13.768.2025.12.06

2. SSH Audit by ssh-audit.com

CISS.2025.debian.live.builder

3. SSH Audit by https://github.com/jtesta/ssh-audit

# general
(gen) banner: SSH-2.0-OpenSSH_10.0p2
(gen) software: OpenSSH 10.0p2
(gen) compatibility: OpenSSH 9.9+, Dropbear SSH 2020.79+
(gen) compression: disabled

# key exchange algorithms
(kex) mlkem768x25519-sha256               -- [info] available since OpenSSH 9.9
                                          `- [info] hybrid key exchange based on post-quantum resistant algorithm and proven conventional X25519 algorithm
(kex) sntrup761x25519-sha512@openssh.com  -- [info] available since OpenSSH 8.5
                                          `- [info] default key exchange from OpenSSH 9.0 to 9.8
                                          `- [info] hybrid key exchange based on post-quantum resistant algorithm and proven conventional X25519 algorithm
(kex) sntrup761x25519-sha512              -- [info] available since OpenSSH 9.9
                                          `- [info] default key exchange since OpenSSH 9.9
                                          `- [info] hybrid key exchange based on post-quantum resistant algorithm and proven conventional X25519 algorithm
(kex) ext-info-s                          -- [info] available since OpenSSH 9.6
                                          `- [info] pseudo-algorithm that denotes the peer supports RFC8308 extensions
(kex) kex-strict-s-v00@openssh.com        -- [info] pseudo-algorithm that denotes the peer supports a stricter key exchange method as a counter-measure to the Terrapin attack (CVE-2023-48795)

# host-key algorithms
(key) ssh-ed25519                         -- [info] available since OpenSSH 6.5, Dropbear SSH 2020.79
(key) rsa-sha2-512                        -- [info] available since OpenSSH 7.2
(key) rsa-sha2-256                        -- [info] available since OpenSSH 7.2, Dropbear SSH 2020.79

# encryption algorithms (ciphers)
(enc) aes256-gcm@openssh.com              -- [info] available since OpenSSH 6.2

# message authentication code algorithms
(mac) hmac-sha2-512-etm@openssh.com       -- [info] available since OpenSSH 6.2
(mac) hmac-sha2-256-etm@openssh.com       -- [info] available since OpenSSH 6.2

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