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0
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1answer
17 views

S/MIME: signed mails with disclaimer from mail filter/mailscanner?

We have a Mailscanner, which scans incoming and outgoing mails and add a small disclaimer (Mail was checked for Viruses... bla bla bla). So far i can add a disclaimer without signing the mail, or ...
2
votes
0answers
20 views

Are External LDAP referrals similar to a DNS Recursive or non recursive entry?

I'm very familiar with DNS, but less so with LDAP. In DNS I have the ability to delegate the CPU and IO load of referral chasing a given DNS query... or I can set norecurse and have the client ...
1
vote
1answer
13 views

How can I limit the SMIME capabilities from a CA without using FIM?

These instructions describe how to prevent using SMIME with weak ciphers, however it requires an expensive product from Microsoft. How can I prevent a CA from issuing SMIME certificates that permit ...
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0answers
22 views

How do I set the certificate name as prompted by an Android phone in Microsoft ADCS?

When I import this SMIME test signing certificate, (password is the letter q) Android phones will come up with this screen: My goal is to import the certificate, with the right name, into the user ...
1
vote
1answer
46 views

Possible to make SMIME signatures not appear as an attachment? (e.g. in Gmail)

We are using SMIME across our organisation and are getting complaints that the SMIME signature is appearing as an attachment in various email clients. (gmail) Is there any way to edit the SMTP ...
5
votes
2answers
720 views

Is it generally acceptable to expose LDAP in read only mode to the Internet?

I need to support Mac clients who need to access a LDAP server to locate SMIME keys. Since the keys are already in AD, and it's easy for me to create a RODC or read only forest where I push the ...
0
votes
1answer
220 views

S/MIME icon missing from OWA

I'm trying to test S/MIME with OWA (Exchange 2010, Outlook 2010). Now my research has told me that the control must be installed first. So as someone with admin rights, open OWA, click on All Option, ...
5
votes
1answer
129 views

How do I configure AD CS to support Name Constraints (4.2.1.11 in RFC 2459)?

I am trying to figure out how to do Qualified Subordination with the critical extension set, but I'm unable to figure out how to do this in MSFT AD CS. For a given certificate, how do I make sure ...
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0answers
89 views

How to setup an openldap addressbook for thunderbird secure s/mime email ?

I want to setup an ldap server that will hold an addressbook of users their emails their smime certificates. I want to use this ldap server as an addressbook in thunderbird and/or other mail clients ...
0
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0answers
285 views

Sign outgoing mails automatically with postfix (S/MIME)

I want to sign outgoing mails automatically with postfix. I've found a script and integrated it into postfix. That works mostly like expected, but it has two bugs and I hope you can help me to fix ...
1
vote
2answers
151 views

How can I confirm which specific S/MIME public key was used to encrypt an email?

CentOS 5.8 Is there an easy way to tell what specific public key was used to encrypt an email? My email gateway isn't able to decrypt an inbound S/MIME message and I'm suspecting that the remote ...
1
vote
0answers
70 views

mutt, smime, decrypt with one of two different keys

This is an odd one. We want to have an encrypted e-mail list. There are a few ways to do this, but in the interim what we've done is created a public/private keypair via openssl for our e-mail list ...
2
votes
1answer
106 views

Is there a way to make encryption default per contact in Thunderbird?

I administer several computers that have Thunderbird installed. I know Thunderbird has an option to require all email to be encrypted. However, I would like a way to allow unencrypted email ...
5
votes
3answers
2k views

Outlook Encrypted Emails boo boo

I just reinstalled my Windows OS 7 and forgot to backup my Email Certificate for Outlook 2010 beforehand. Now I can't read any encrypted emails. When I try, it says "Cannot open this item. Your ...
3
votes
1answer
212 views

Can I configure mailman so that it won't break S/MIME digital signatures?

We're currently using Mailman as a mailing list manager. Mailman modifies the content of mail messages. The problem is that some of our users are sending digitally signed messages and the modification ...
1
vote
0answers
194 views

S/MIME with Outlook - what is the recovery process if necessary?

We have a customer that is considering using S/MIME in Outlook 2010 (with Exchange 2010 although I don't think that matters) for all internal e-mail communications. If they do this, then is the ...
0
votes
1answer
140 views

Secure e-mail with SMTP Virtual Server in Windows 2008

Is it possible to send encrypted and digitally signed e-mail messages using S/MIME through the SMTP Virtual Server component included in Windows Server 2008 or do I have to use Exchange? If it is, ...
0
votes
2answers
958 views

Any web email providers that support sending and receiving S/MIME encrypted email? [closed]

Can anyone suggest a webmail provider (like gmail, Yahoo mail, hotmail, etc.) that supports S/MIME encrypted email well? Both sending and receiving email and obviously keeping track of the encryption ...