CA
Summary #
ref A third party organization which is used to confirm the relationship between a party to the HTTPS transaction and that party’s public key. Certification authorities may be widely known and trusted institutions for internet based transactions.
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The main goal of a CA is to verify the authenticity and trustworthiness of a website, domain and organization so users know exactly who they’re communicating with online and whether that entity can be trusted with their data.
Though where HTTPS is used on a company’s internal networks, an internal department within the company may fulfill the role of a CA.
- The certificates of major CAs such as GeoTrust and VerifSign are bundled with operating systems distribution. CA authorities charges some amount to sign and verify your SSL Certificate getting issue.
JAK #
CA takes responsibility of validating or signing or confirming the ownership of public key by the website, organization or individual.