CertH certH

cmu.edu Nota SSL e relatório de saúde TLS

Emissor
InCommon RSA Server CA 2
TLS máx.
TLS1.2
Versões TLS
TLS 1.3 TLS 1.2 TLS 1.1 TLS 1.0
Cifra
ECDHE-RSA-AES128-GCM-SHA256
Expira
1/18/2027 ( 73 d)
HSTS
✓ Ativado
OCSP Stapling
Desativado
Última verificação
11/4/2026, 11:46:05 AM

Why is the score low?

A · 95/100
  • -5
    TLS 1.3 not enabled
    Enable TLS 1.3 on the server

Resumo do relatório

cmu.edu currently holds an SSL grade of A (95/100) from CertH TLS health monitoring. The site supports TLS1.2, has HSTS enabled, and its certificate is issued by InCommon RSA Server CA 2 — 73 days left on the certificate. CertH records daily TLS handshake probes into an auditable certificate health trend.

Bom — Segurança sólida com apenas problemas menores — por exemplo, sem HSTS preload ou sem aproveitar plenamente o TLS 1.3. A nota recomendada habitual.

cmu.edu pontua melhor que 68% dos 12,269 sites avaliados.

O percentil é calculado sobre os 12,269 sites indexados pelo CertH (incluindo os não avaliados); não é um censo do setor.

Última verificação há 2 dias — os dados podem estar desatualizados

Detalhes completos do certificado e da configuração

Nome comum
www.cmu.edu
Chave
rsaencryption 2048bit
Hash da assinatura
SHA-256
Cadeia
Completa
SAN
Mostrar todos (112)
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Impressão digital
9efa02c1d9a56ad2dc1382c50f1f40e944bcd89d53a66d8ecd05ba7d0d92a519
Variáveis explicativas
CAA
Nenhum (qualquer CA pode emitir)
CT SCT
3
Must-Staple
✗
HSTS preloadable
✗
Sinais de risco
Sem riscos notáveis

O que está funcionando

  • Cadeia de certificados completa
  • Sem TLS antigo ou cifras fracas

Tendência da pontuação

02550751009/8/2026, 1:37:58 PM · 72 (C)9/9/2026, 7:55:47 PM · 95 (A)11/4/2026, 11:46:05 AM · 95 (A)

Histórico recente

HoraNota PontuaçãoEmissor
11/4/2026, 11:46:05 AMA95InCommon RSA Server CA 2
9/9/2026, 7:55:47 PMA95InCommon RSA Server CA 2
9/8/2026, 1:37:58 PMC72Internet2

Score change insights · Last 90 days

Net change ↑ +23
  • ↑
    9/9/2026 +23 C → A
    Key strength changed

Perguntas frequentes

Quando o certificado de cmu.edu expira?

O certificado de cmu.edu expira em 1/18/2027, daqui a 73 dias, emitido por InCommon RSA Server CA 2.

A configuração TLS de cmu.edu é segura?

cmu.edu atualmente tem A (95/100), negocia TLS1.2 e has HSTS enabled.

Por que a nota de cmu.edu mudou?

9/9/2026: +23 pontos — Key strength changed