Keychain Access and Certificates?

I was looking for information on a password manager and remembered that Apple has Keychain Access as part of the OS.
I am trying to understand how it works and only find the Help files available for reading. I am missing a somewhat deeper overview and understanding, not just a list of 'how to ...' instructions.
Can anyone point me to articles or documentartion to help understand this application?
While poking around in Keychain Access, I noticed 175 unique certificates on my Mac under the Keychain called 'System Roots'. I looked at the information on several and am unable to interpret the information, nor the Trust settings available. Also, the Certificate Assistant options available for Viewing and Evaluating Certificates.
My biggest concern is that I do not recognize most of these certificates, and do not understand how they got on my computer, and what happens if I remove them?

Thanks - I looked at several of the links, but I'm not a software engineer.
I'm looking for documents that are geared to a user of the product (OSX), to help me understand all the things I see when opening up Keychain Access, and understand what they do, and a layman's description of the certificates and what happens if I delete them.
Also, a brief overview of the keychain and how it is used, how it is useful, etc.
Just can't seem to find the user oriented documentation...

Similar Messages

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    Thanks for that, I deleted all references to keychains in /Library and logged back in, added a keychain for my username and all is now well.
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  • Please Help With Keychain Access and Safari Passwords!

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  • Keychain Access and dial-up Internet connection problem

    For the past two days I was unable to connect to my dial-up Internet on my Sawtooth. It's got 10.4.11. The Internet phone connections checked out fine. I even tried my old Dell and it got on the Internet ok.
    I checked the Internet settings and thought they were ok. My Internet provider's website help section on set-up is worthless for Mac OS X. They only show instructions for OS 8 & 9!! Found some other dial up providers set-ups and went by them.
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    Yes, you can delete those PPP entries if you don't mind entering the Password each time you connect, though I'm on dial-up & have Always Allow checked without problems or a decade or so.

  • I reset keychain access and my items disappeared?

    I reset my Keychain because it kept denying access to my items and upon restart ( as per instructions from Apple) none of my passwords and secure notes were there. Any thoughts?

    Thats exactly what resetting your keychain is supposed to do. It restores it to as it was on day 1, now you need to re-enter all your passwords.

  • Master Password appears to have messed up Safari and Keychain Access

    Hi!
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    Thanks!

    dr_elbow wrote:
    The software it installed asked for my system password and has taken upon itself to delete my airport and probably all the settings that went with it!
    Welcome to Apple's discussion groups.
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    For future reference, this discussion group section is intended for discussions of Apple's AirPort Extreme 802.11n base station. A better place for your post would probably have been in the "Getting Online and Networking" section of the "Mac OS X v10.5 Leopard" area.

  • Mail automatically adds certificates to Keychain Access. How to disable?

    Is there a way to tell Mail not to automatically store certificates from digitally signed emails (in this case, using Verisign) in Keychain Access?
    The problem is this:
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    Keychain should have an "archive" section to put old certificates into. These then can be referenced to open old secure and encrypted messages, but not allowed to be used for sending new email.

    Additionally, lets say something happens to your certificate and you need to download it again. In this case, from Verisign. A problem I have run into is when I go to Verisign, I am presented with the option of re-downloading my certificate. If I do this, there is no way on the Mac system that you specify this re-downloaded is your certificate. So I have to download a new certificate and then re-add my certificate to the rest of the employees and get theirs.
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  • Screen went black, restarted to 0:01 on 01/01/01 and keychain access lost

    I just had my screen go black and the computer shut down completely. Upon restart after pressing the power button, it powered to 0:01 on 01/01/01 and lost keychain access (WiFi). I restarted it a second time about 5 minutes later and these were restored. However, this is the second time this has happened in less than two days. The first time was at 2am and the screen went black and I had to boot it back up with the power button after determining that it wasn't asleep (which it would have no reason to be, I had just gone to brush my teeth).
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    Any suggestions would be greatly appreciated. The other forum topics I found with this same issue all reported having to seek warranty work. I have no idea how I could be without it right now and I'm leaving for holiday in a week where I'll need it for studying and writing my dissertation.
    Thank you in advance!!

    Your AppleCare coverage is international, I'm not sure who told you it would't be covered however I'm pretty sure they were flat wrong. Call AppleCare and if you are questioned about where you bought the machine ask to speak to a supervisor, explain your situation, have all your receipts and documentation ready and you should be able to get help. At a minimum if the machine is less than a year old you have a warranty and should take it to your local Apple Store.
    As far as update ONLY install updates that specifically designed for your machine.

  • Keychain Access

    Hi, i would like to know abit about Keychain Access, under certificates "com.apple.systemdefault" and "com.apple.kerberos.kdc" have 'This root certificate is not trusted' under them both, "Dashboard Advisory" has 'This certificate was signed by an unknown authority' under it, is that something to worry about?
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    The Keychain Access application is only available for Mac OS 9, Mac OS X, and through the iCloud.
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  • How do I overcome Keychain access "Access to this item is restricted".  I need to view a password stored in Keychain

    I am the adminstrator and only user of this MacBook.  I need to see an internet password which is not stored on my browser or email client.  When I go into Keychain Access and check the Show Password box it asks for Keychain password - that is no problem. Enter password, hit OK, then the message comes up Access to this item is restricted.  I have gone into File - Get Info and made it read and write to Administrsators, System, Wheel and myself but it still says Restricted.  Any ideas anyone PLEASE!!

    I posted the same question elsewhere, but after poking around I discovered the following, which might be helpful. 
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    When I launch Keychain Access and tick the "Show password:" checkbox for a given Keychain item I get prompted to enter my password. After doing so the password field remains blank.
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    I'm getting something like this but when I click  "Show Password" I get a mumbojumbo of letters and symbols at least 120 characters and clearly not my passworld. Is this something with Maverick, because I've been having a lot of problems.

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