Increasing HTTPS security on FOG
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2020-05-12, 15:30
Post: #1
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Increasing HTTPS security on FOG
Hi,
I am looking into increasing the SSL level on my FOG server (which utilizes iPXE) It ships with iPXE 1.20.1 according to my attempts to boot. I am hosting the HTTPS in Apache2 I can disable SSLv3, TLSv1, TLSv1.1 but from what I can tell iPXE lacks support for TLSv1.3 so I cannot disable TLSv1.2. Can this be confirmed? Also when I use this following Ciphersuite # SSLCipherSuite ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384 PXE fails to boot where as the built in suite SSLCipherSuite ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:kEDH+AESGCM:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA:ECDHE-ECDSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-DSS-AES128-SHA256:DHE-RSA-AES256-SHA256:DHE-DSS-AES256-SHA:DHE-RSA-AES256-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:AES:CAMELLIA:DES-CBC3-SHA:!aNULL:!eNULL:!EXPORT:!DES:!RC4:!MD5:!PSK:!aECDH:!EDH-DSS-DES-CBC3-SHA:!EDH-RSA-DES-CBC3-SHA:!KRB5-DES-CBC3-SHA boots successfully. What am I missing specifically that its both secure and supported by iPXE. Thanks! |
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2020-05-14, 05:51
Post: #2
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RE: Increasing HTTPS security on FOG
I recommend that you take a look at existing messages at the mailing list, and also github pullrequests.
Simply, iPXE do not have the latest SSL features. Read FAQ before first post! Are relevant ipxe.org error urls and PCIIDs included? |
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