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SECURITY SCORE
Certificate Information
Subject
C=DE, ST=Bayern, O=Friedrich-Alexander-Universitaet Erlangen-Nuernberg, CN=www.rrze01.fau.info
Issuer
C=GR, O=Hellenic Academic and Research Institutions CA, CN=GEANT TLS ECC 1
Valid From
December 18, 2025
Valid Until
December 18, 2026
358 days
Public Key
ECDSA
384 bit
(P-384)
Strong
Signature Algorithm
ECDSA-SHA384
SHA-256 Fingerprint
7E:1A:B3:FF:54:A0:C4:8F:E7:2E:4F:DF:2F:26:CB:75:C7:0D:BF:E6:25:7F:02:B7:F1:ED:73:60:3E:C2:9E:29
Alternative Names
Security Configuration
TLS Protocols
TLS 1.2
TLS 1.3
Forward Secrecy
Supported
(Modern clients use PFS)
HTTP Security Headers
Status
Strict-Transport-Security
Present
max-age=15552000
Content-Security-Policy
Basic
default-src; script-src; style-src; +3 more
default-src 'self' blob: *.youtube.com *.youtube-nocookie.com *.uni-erlangen.de *.uni-erlangen.org *.fau.de *.rrze.de *.fau.eu *.fau.tv cdn2.fau.tv cdn2.video.uni-erlangen.de *.siteimprove.com eveeno.com jobspreader.com www.youtube.com vimeo.com publish.twitter.com www.slideshare.net open.spotify.com karte.fau.de karte.uni-erlangen.de *.fau.tv *.video.fau.de *.video.uni-erlangen.de www.youtube-nocookie.com youtu.be *.slideshare.net www.br.de; script-src 'self' 'unsafe-inline' 'unsafe-eval' siteimproveanalytics.com *.siteimprove.net *.siteimprove.com *.youtube.com *.ytimg.com *.uni-erlangen.de *.uni-erlangen.org *.fau.de *.rrze.de *.fau.eu cdn2.fau.tv jobspreader.com; style-src 'self' 'unsafe-inline'; img-src 'self' data: *.gravatar.com *.uni-erlangen.de *.uni-erlangen.org *.fau.de *.fau.eu *.fau.tv *.siteimprove.com *.siteimproveanalytics.io img.youtube.com cdn2.video.uni-erlangen.de cdn.bsky.app; connect-src 'self' *.siteimprove.com *.uni-erlangen.de *.uni-erlangen.org *.fau.de *.rrze.de *.fau.eu *.fau.tv cdn2.fau.tv jobspreader.com; font-src 'self' data: public.slidesharecdn.com
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • Improve CSP by adding more specific directives and removing 'unsafe-inline'
- • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
- • Add X-Content-Type-Options: nosniff
- • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
- • Consider adding Permissions-Policy to control browser features
CAA Records (Certificate Authority Authorization)
CAA Records
Not Configured
(Any CA can issue certificates)
CAA Issues
- • No CAA records configured - any CA can issue certificates
Recommendations
- • Implement CAA records to restrict which CAs can issue certificates for your domain
- • This adds an extra layer of security against unauthorized certificate issuance
- • Example: Add CAA record 'example.com. CAA 0 issue "letsencrypt.org"'
- • Consider adding 'iodef' record to receive security incident reports
Subject Alternative Names
96 domains
fsv.fau.de
hardware.fau.de
mail.fau.de
portal.fau.de
software.fau.de
wiki.fau.de
datennetz.rrze.fau.de
exchange.rrze.fau.de
formulare.rrze.fau.de
fsv.rrze.fau.de
fsv.zuv.fau.de
hardware.rrze.fau.de
izh.rrze.fau.de
jobs.rrze.fau.de
mail.rrze.fau.de
mmz.rrze.fau.de
software.rrze.fau.de
windows.rrze.fau.de
www.fsv.fau.de
www.hardware.fau.de
www.mail.fau.de
www.portal.fau.de
www.software.fau.de
www.wiki.fau.de
www.datennetz.rrze.fau.de
www.exchange.rrze.fau.de
www.formulare.rrze.fau.de
www.fsv.rrze.fau.de
www.fsv.zuv.fau.de
www.hardware.rrze.fau.de
www.izh.rrze.fau.de
www.jobs.rrze.fau.de
www.mail.rrze.fau.de
www.mmz.rrze.fau.de
www.software.rrze.fau.de
www.windows.rrze.fau.de
rrze01.fau.info
www.rrze01.fau.info
datennetz.rrze.de
exchange.rrze.de
formulare.rrze.de
fsv.rrze.de
hardware.rrze.de
izh.rrze.de
jobs.rrze.de
mail.rrze.de
mmz.rrze.de
software.rrze.de
windows.rrze.de
www.datennetz.rrze.de
www.exchange.rrze.de
www.formulare.rrze.de
www.fsv.rrze.de
www.hardware.rrze.de
www.izh.rrze.de
www.jobs.rrze.de
www.mail.rrze.de
www.mmz.rrze.de
www.software.rrze.de
www.windows.rrze.de
datennetz.rrze.uni-erlangen.de
exchange.rrze.uni-erlangen.de
formulare.rrze.uni-erlangen.de
fsv.rrze.uni-erlangen.de
fsv.uni-erlangen.de
fsv.zuv.uni-erlangen.de
hardware.rrze.uni-erlangen.de
hardware.uni-erlangen.de
izh.rrze.uni-erlangen.de
jobs.rrze.uni-erlangen.de
mail.rrze.uni-erlangen.de
mail.uni-erlangen.de
mmz.rrze.uni-erlangen.de
portal.uni-erlangen.de
software.rrze.uni-erlangen.de
software.uni-erlangen.de
wiki.uni-erlangen.de
windows.rrze.uni-erlangen.de
www.datennetz.rrze.uni-erlangen.de
www.exchange.rrze.uni-erlangen.de
www.formulare.rrze.uni-erlangen.de
www.fsv.rrze.uni-erlangen.de
www.fsv.uni-erlangen.de
www.fsv.zuv.uni-erlangen.de
www.hardware.rrze.uni-erlangen.de
www.hardware.uni-erlangen.de
www.izh.rrze.uni-erlangen.de
www.jobs.rrze.uni-erlangen.de
www.mail.rrze.uni-erlangen.de
www.mail.uni-erlangen.de
www.mmz.rrze.uni-erlangen.de
www.portal.uni-erlangen.de
www.software.rrze.uni-erlangen.de
www.software.uni-erlangen.de
www.wiki.uni-erlangen.de
www.windows.rrze.uni-erlangen.de
Other domains in certificate