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Re: Let's Encrypt certificate not valid for Android 7 and older #7039,Closed

From Arno Welzel <usenet@arnowelzel.de>
Newsgroups comp.mobile.android
Subject Re: Let's Encrypt certificate not valid for Android 7 and older #7039,Closed
Date 2026-05-06 15:52 +0200
Organization A noiseless patient Spider
Message-ID <10tfh3i$16hd2$2@dont-email.me> (permalink)
References (1 earlier) <10t7inf$2u14c$1@dont-email.me> <slrn10vgm9c.alc.apple.universe@freight.zombinet> <f157c1d35c.DaveMeUK@BeagleBoard-xM> <ijD*ZKNFA@news.chiark.greenend.org.uk> <n5u7puFjjhU1@mid.individual.net>

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Andy Burns, 2026-05-05 14:57:

> Theo wrote:
> 
>> What do you propose to do with such a file?
> 
> Import the new LetsEncrypt root through
> 
> Settings / security & Privacy / More Security & Privacy / Encryption & 
> Credentials / Install a Certificate / CA Certificate
> 
> or does that disallow root CAs?  I thought I'd used it years ago for a 
> windows enterprise CA

The certificates for the root CA of Let's Encrypt can be found here:

<https://letsencrypt.org/certificates/>

However Android does not allow to import system wide root CAs for
security reasons. So this will not help you.


-- 
Arno Welzel
https://arnowelzel.de

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Thread

Let's Encrypt certificate not valid for Android 7 and older #7039,Closed Jakub <jak74@interia.pl> - 2026-05-03 15:02 +0200
  Re: Let's Encrypt certificate not valid for Android 7 and older #7039,Closed Chris <ithinkiam@gmail.com> - 2026-05-03 13:31 +0000
    Re: Let's Encrypt certificate not valid for Android 7 and older #7039,Closed Eric Pozharski <apple.universe@posteo.net> - 2026-05-04 08:30 +0000
      Re: Let's Encrypt certificate not valid for Android 7 and older #7039,Closed David Higton <dave@davehigton.me.uk> - 2026-05-04 16:15 +0100
        Re: Let's Encrypt certificate not valid for Android 7 and older #7039,Closed Theo <theom+news@chiark.greenend.org.uk> - 2026-05-05 13:38 +0100
          Re: Let's Encrypt certificate not valid for Android 7 and older #7039,Closed Andy Burns <usenet@andyburns.uk> - 2026-05-05 13:57 +0100
            Re: Let's Encrypt certificate not valid for Android 7 and older #7039,Closed Arno Welzel <usenet@arnowelzel.de> - 2026-05-06 15:52 +0200
              Re: Let's Encrypt certificate not valid for Android 7 and older #7039,Closed Maria Sophia <mariasophia@comprehension.com> - 2026-05-06 11:01 -0600
                Re: Let's Encrypt certificate not valid for Android 7 and older #7039,Closed Arno Welzel <usenet@arnowelzel.de> - 2026-05-07 08:36 +0200
                Re: Let's Encrypt certificate not valid for Android 7 and older #7039,Closed Eric Pozharski <apple.universe@posteo.net> - 2026-05-10 01:03 +0000
        Re: Let's Encrypt certificate not valid for Android 7 and older #7039,Closed Eric Pozharski <apple.universe@posteo.net> - 2026-05-05 10:34 +0000
        Re: Let's Encrypt certificate not valid for Android 7 and older #7039,Closed Arno Welzel <usenet@arnowelzel.de> - 2026-05-06 14:52 +0200
  Re: Let's Encrypt certificate not valid for Android 7 and older #7039,Closed Arno Welzel <usenet@arnowelzel.de> - 2026-05-04 11:59 +0200

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