> Hello, Seems to work here on Arch (with testing repos). Check your packages are up-to-date Might be something in your network (man-in-the-middle attack?) # pacman -Q curl openssl glibc curl 8.0.1-1 openssl 3.0.8-1 glibc 2.37-2 # curl --version curl 8.0.1 (x86_64-pc-linux-gnu) libcurl/8.0.1 OpenSSL/3.0.8 zlib/1.2.13 brotli/1.0.9 zstd/1.5.4 libidn2/2.3.4 libpsl/0.21.2 (+libidn2/2.3.4) libssh2/1.10 .0 nghttp2/1.52.0 Release-Date: [unreleased] Protocols: dict file ftp ftps gopher gophers http https imap imaps mqtt pop3 pop3s rtsp scp sftp smb smbs smtp smtps telnet tftp Features: alt-svc AsynchDNS brotli GSS-API HSTS HTTP2 HTTPS-proxy IDN IPv6 Kerberos Largefile libz NTLM NTLM_WB PSL SPNEGO SSL threadsafe TLS-SRP UnixSock ets zstd # curl -v https://web.archive.org * Trying 207.241.237.3:443... * Connected to web.archive.org (207.241.237.3) port 443 (#0) * ALPN: offers h2,http/1.1 * TLSv1.3 (OUT), TLS handshake, Client hello (1): * CAfile: /etc/ssl/certs/ca-certificates.crt * CApath: none * TLSv1.3 (IN), TLS handshake, Server hello (2): * TLSv1.3 (IN), TLS handshake, Encrypted Extensions (8): * TLSv1.3 (IN), TLS handshake, Certificate (11): * TLSv1.3 (IN), TLS handshake, CERT verify (15): * TLSv1.3 (IN), TLS handshake, Finished (20): * TLSv1.3 (OUT), TLS change cipher, Change cipher spec (1): * TLSv1.3 (OUT), TLS handshake, Finished (20): * SSL connection using TLSv1.3 / TLS_AES_256_GCM_SHA384 * ALPN: server accepted h2 * Server certificate: * subject: CN=*.archive.org * start date: Jan 19 18:59:49 2023 GMT * expire date: Feb 20 18:59:49 2024 GMT * subjectAltName: host "web.archive.org" matched cert's "*.archive.org" * issuer: C=US; ST=Arizona; L=Scottsdale; O=GoDaddy.com, Inc.; OU=http://certs.godaddy.com/repository/; CN=Go Daddy Secure Certificate Authority - G2 * SSL certificate verify ok. * using HTTP/2 * h2h3 [:method: GET] * h2h3 [:path: /] * h2h3 [:scheme: https] * h2h3 [:authority: web.archive.org] * h2h3 [user-agent: curl/8.0.1] * h2h3 [accept: */*] * Using Stream ID: 1 (easy handle 0x56276070aea0) > GET / HTTP/2 > Host: web.archive.org > user-agent: curl/8.0.1 > accept: */* > * TLSv1.3 (IN), TLS handshake, Newsession Ticket (4): * TLSv1.3 (IN), TLS handshake, Newsession Ticket (4): * old SSL session ID is stale, removing < HTTP/2 200 < server: nginx/1.19.5 < date: Fri, 24 Mar 2023 12:12:27 GMT < content-type: text/html; charset=utf-8 < x-app-server: wwwb-app220 < x-ts: 200 < x-tr: 2 < x-location: Slash < x-rl: 0 < x-na: 0 < x-page-cache: MISS < x-nid: - < referrer-policy: no-referrer-when-downgrade < permissions-policy: interest-cohort=() -- damjan