Help

Ayuda (en Español) Aide (en français) Ajuda (em português) Esta é a categoria do fórum para suporte em português.

Topic	Replies	Views	Activity
Palo Alto firewall users with failing HTTP-01 challenges: enable "acme-protocol" Help Hi Let's Encrypt users, Do you have a Palo Alto brand firewall product on your network? Are you having unexpected trouble renewing an existing Let's Encrypt certificate since about April 2022 using an HTTP-01 challenge …	1	394	May 12, 2022
Third-party-Tools to check your configuration Help If you want to create a certificate, check your website or if you want to find hidden problems in your configuration: One of the following tools may be helpful. Some are small, some check a lot of things. Trouble to unde…	3	13949	November 1, 2018
About the Help category Help	3	5419	October 29, 2018
Fake email for staging or disable staging expiring certs email Help	1	36	May 19, 2022
SSl give me error after delete certs Help	0	28	May 19, 2022
Want working certbot on virtual mailserver machine Help	7	90	May 19, 2022
Certificate renewal fails for MacOS FM Server Help	5	105	May 19, 2022
Nginx Proxy Manager GUI / Setting up new SSL cert Help	3	107	May 19, 2022
Rejecting SHA-1 CSRs - New hash algorithm Help	11	183	May 19, 2022
What's the catch? Help	18	826	May 19, 2022
Switching to DNS challence - challenge timeout, implementation best practices? Help	10	215	May 19, 2022
Ssl certificate not accepted as trusted on some browsers Help	24	191	May 19, 2022
Root Cert Not included in Windows 10? Help	7	134	May 19, 2022
Questions about TLS 1.0 / 1.1 deprecation for ACME requests Help	14	445	May 19, 2022
New certificate fails - invalid response /.well-known/acme-challenge Help	8	193	May 18, 2022
Cannot Install SSL certificate Help	14	240	May 18, 2022
DNS problem: SERVFAIL looking up A Help	5	83	May 18, 2022
Tls_parse_ctos_key_share:bad key share Help	2	68	May 18, 2022
DNS mystery in http-01 :) Help	18	346	May 18, 2022
Unable to determine zone identifier for takepaymentsplus.com using zone names: ['takepaymentsplus.com', 'com'] Help	3	98	May 18, 2022
Certbot renew failed; (a) why is my server unreachable? (b) can I renew without reaching it? Help	19	246	May 18, 2022
Applying SSL to all sites on a Debian Server Help	5	120	May 18, 2022
Https is not working any more http is Help	23	412	May 17, 2022
Certbot renew --dry-run fails Help	1	65	May 17, 2022
The certificate is only valid for *.XX.duckdns.org Help	4	70	May 17, 2022
The Certificate Authority failed to download the temporary challenge files created by Certbot Help	1	81	May 17, 2022
New Certificate Fails - None of the preferred challenges are supported by the selected plugin Help	6	81	May 17, 2022
Certbot error with executing Help	9	118	May 17, 2022
Certificate firewall Ajuda (em português)	15	324	May 17, 2022
Unable to get wildcard certificate but can get normal certificate Help	6	189	May 17, 2022