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Let's Encrypt

Nonprofit certificate authority providing free, automated TLS certificates used to encrypt web traffic across much of the internet.

Known aliases

  • ISRG Let's Encrypt
  • LE
  • LetsEncrypt
  • Let’s Encrypt

Current stories

securityConfirmed3 publishers

Let's Encrypt shortens its default certificate lifetime to 64 days from February 10, 2027

Let's Encrypt will issue certificates valid for 64 days by default from February 10, 2027, down from 90, Help Net Security reported. Staging opens October 14, 2026, 119 days earlier, and 45-day defaults follow in 2028.

Perspective Coverage

3 publishers
Builder
Builder 20%
Operator
Operator 50%
Investor
Investor 30%

Reality

Evidence85
Adoption
Insufficient
Hype gap−5
Incentives30
Confidence82
securityConfirmed7 publishers

Hijacked .gh, .sl and .as registries handed attackers HTTPS certificates for Google domains

Attackers who hijacked the operators of three country-code domains obtained HTTPS certificates for Google domains, Google disclosed. The company says the issuing CAs did nothing wrong, so its defence came after issuance, and it cannot promise it found every affected domain.

Perspective Coverage

8 publishers
Builder
Builder 24%
Operator
Operator 69%
Investor
Investor 7%

Reality

Evidence70
Adoption
Insufficient
Hype gap+15
Incentives40
Confidence68
securityConfirmed5 publishers

An attacker hijacked Hetzner routing for 33 hours to push malicious Virtualizor updates

The hijacker forged Hetzner as the origin so origin validation passed, held the prefix from Friday night into Sunday morning, and Softaculous has no logs of any of it because none of the diverted traffic reached its servers.

Perspective Coverage

6 publishers
Builder
Builder 31%
Operator
Operator 54%
Investor
Investor 15%

Reality

Evidence80
Adoption45
Hype gap−15
Incentives60
Confidence72