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Seeing security certificate errors when visiting certain websites? Learn how to remedy this issue in Internet Explorer.
Heartbleed is a security bug in some outdated versions of the OpenSSL cryptography library, which is a widely used implementation of the Transport Layer Security (TLS) protocol. It was introduced into the software in 2012 and publicly disclosed in April 2014. Heartbleed could be exploited regardless of whether the vulnerable OpenSSL instance is ...
To maintain the security of your account while accessing AOL Mail through third-party apps, it's necessary to keep your connection settings updated. An email was sent to our customers in 2017 warning that AOL Mail would no longer be accessible through third-party apps if connection settings weren't updated by November 7, 2017.
Fix problems with image challenges when sending mail If you see an image challenge question when sending mail, you should just be able to complete the challenge then send mail. If, however, you correctly answer the image challenge and still can't send mail, it could be a sign of a more serious issue with your account, which may require ...
RFC 8954: OCSP Nonce Extension. The Online Certificate Status Protocol ( OCSP) is an Internet protocol used for obtaining the revocation status of an X.509 digital certificate. [2] It is described in RFC 6960 and is on the Internet standards track. It was created as an alternative to certificate revocation lists (CRL), specifically addressing ...
HTTP Strict Transport Security ( HSTS) is a policy mechanism that helps to protect websites against man-in-the-middle attacks such as protocol downgrade attacks [1] and cookie hijacking. It allows web servers to declare that web browsers (or other complying user agents) should automatically interact with it using only HTTPS connections, which ...
403.7 – Client certificate required; 403.8 – Site access denied; 403.9 – Too many users; 403.10 – Invalid configuration; 403.11 – Password change; 403.12 – Mapper denied access; 403.13 – Client certificate revoked; 403.14 – Directory listing denied; 403.15 – Client Access Licenses exceeded; 403.16 – Client certificate is ...
If you believe your AOL account has been used without your permission, there are several steps you can take to prevent unauthorized access and fix the situation. Review Your Billing Details • If you think someone else has used your account, immediately verify if any of your billing plans have been changed without your consent.