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  2. AOL Mail

    mail.aol.com/?offerId=netscapeconnect-en-us

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  3. X.509 - Wikipedia

    en.wikipedia.org/wiki/X.509

    In cryptography, X.509 is an International Telecommunication Union (ITU) standard defining the format of public key certificates. [1] X.509 certificates are used in many Internet protocols, including TLS/SSL, which is the basis for HTTPS, [2] the secure protocol for browsing the web. They are also used in offline applications, like electronic ...

  4. Public key infrastructure - Wikipedia

    en.wikipedia.org/wiki/Public_key_infrastructure

    A public key infrastructure ( PKI) is a set of roles, policies, hardware, software and procedures needed to create, manage, distribute, use, store and revoke digital certificates and manage public-key encryption. The purpose of a PKI is to facilitate the secure electronic transfer of information for a range of network activities such as e ...

  5. List of computer security certifications - Wikipedia

    en.wikipedia.org/wiki/List_of_computer_security...

    Administration of Symantec Email Security.cloud - v1* Network Security 251/250-446: Administration of Symantec Web Security Service (WSS) - R1* Network Security 251/250-447: Administration of Symantec Client Management Suite 8.5* Network Security 251/250-551: Administration of Symantec Endpoint Detection and Response 4.1* Network Security 250-556

  6. Medical certificate - Wikipedia

    en.wikipedia.org/wiki/Medical_certificate

    A medical certificate or doctor's certificate [1] [2] is a written statement from a physician or another medically qualified health care provider which attests to the result of a medical examination of a patient. [3] It can serve as a sick note ( UK: fit note) (documentation that an employee is unfit for work) or evidence of a health condition.

  7. Certified email - Wikipedia

    en.wikipedia.org/wiki/Certified_email

    Certified email (known as Posta elettronica certificata in Italy, or PEC in short) is a special type of email in use in Italy, Switzerland, Hong Kong and Germany. Certified email is meant to provide a legal equivalent of the traditional registered mail, where users are able to legally prove that a given email has been sent and received by paying a small fee.

  8. Opportunistic TLS - Wikipedia

    en.wikipedia.org/wiki/Opportunistic_TLS

    Opportunistic TLS. Opportunistic TLS (Transport Layer Security) refers to extensions in plain text communication protocols, which offer a way to upgrade a plain text connection to an encrypted ( TLS or SSL) connection instead of using a separate port for encrypted communication. Several protocols use a command named " STARTTLS " for this purpose.

  9. Microsoft Office - Wikipedia

    en.wikipedia.org/wiki/Microsoft_Office

    Outlook.com is a free webmail with a user interface similar to Microsoft Outlook. Outlook on the web is a webmail client similar to Outlook.com but more comprehensive and available only through Office 365 and Microsoft Exchange Server offerings. Microsoft Planner is a planning application available on the Microsoft Office 365 platform.