Table of contents Create and send email. Outlook training. Need more help? Expand your skills. Get new features first. Was this information helpful? Yes No. Thank you! When you send a digitally-signed macro or document, you also send your certificate and public key. A certificate is usually valid for a year, after which, the signer must renew, or get a new, signing certificate to establish identity.
Note: You can learn more about public and private keys in this article. Certificate authority CA A certificate authority is an entity similar to a notary public. It issues digital certificates, signs certificates to verify their validity and tracks which certificates have been revoked or have expired.
Authenticity The signer is confirmed as the signer. Integrity The content has not been changed or tampered with since it was digitally signed. Non-repudiation Proves to all parties the origin of the signed content. Repudiation refers to the act of a signer denying any association with the signed content. Notarization Signatures in Microsoft Word, Microsoft Excel, or Microsoft PowerPoint files, which are time stamped by a secure time-stamp server, under certain circumstances, have the validity of a notarization.
To make these assurances, the content creator must digitally sign the content by using a signature that satisfies the following criteria:. If you don't want to automatically add a signature to new messages, choose none. This doesn't add a signature to any messages you reply to or forward. Otherwise, accept the default option of none. Choose OK to save your new signature and return to your message. Outlook doesn't add your new signature to the message you opened in Step 1, even if you chose to apply the signature to all new messages.
You'll have to add the signature manually to this one message. All future messages will have the signature added automatically. To add the signature manually, select Signature from the Message menu and then pick the signature you just created. In the Select signature to edit box, choose the signature you want to add a logo or image to. Select the Image icon , locate your image file, and select Insert. To resize your image, right-click the image, then choose Picture. Select the Size tab and use the options to resize your image.
To keep the image proportions, make sure to keep the Lock aspect ratio checkbox checked. When you're done, select OK , then select OK again to save the changes to your signature. If you don't choose to insert a signature for all new messages or replies and forwards, you can still insert a signature manually. In your email message, on the Message tab, select Signature. Choose your signature from the fly-out menu that appears. If you have more than one signature, you can select any of the signatures you've created.
Open a new message. On the Message tab, in the Include group, click Signature , and then click Signatures. In the Edit signature box, type the text that you want to include in the signature. To format the text, select the text, and then use the style and formatting buttons to select the options that you want.
To add elements besides text, click where you want the element to appear, and then do any of the following:. In the Edit Signature area, right-click and select Paste. Select OK to shrink your new signature. Copy the captions you have already shared.
Each signature contains at least three documents and a folder with files. Paste all exported signatures into the signatures folder: A. Right-click an empty space in the signature directory and select the Paste Style option from the context menu. Tip: In a specific video, the Kutools tab is the combined Kutools for Outlook. If you need it, please click here to get a day free trial. Restriction required! Where is the Signature located in your email?
On the Email Signature tab, click New. Enter a name for the unsecured one, and then click OK. In the Change Signature field, enter the phrase you want to include in your signature. For example, youWe see that clients change computers at work.
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