CertiWarn Plus by RED88

CertiWarn Plus, a Firefox extension, swiftly warns about the remaining days until a website's certificate expires. It presents the countdown on a padlock icon, turning red if less than 29 days remain. An unlocked red padlock denotes an unencrypted co

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About this extension

CertiWarn Plus is an efficient Firefox extension that swiftly identifies the days until a website's certificate expires, displaying the count on a padlock icon. It visually alerts users with a red icon for certificates with less than a month left and denotes unencrypted connections with an unlocked red padlock.

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