{"id":1193,"date":"2021-01-15T07:30:04","date_gmt":"2021-01-15T07:30:04","guid":{"rendered":"https:\/\/www.mailconvertertools.com\/blog\/?p=1193"},"modified":"2025-01-16T07:38:42","modified_gmt":"2025-01-16T07:38:42","slug":"how-to-encrypt-email-in-outlook","status":"publish","type":"post","link":"https:\/\/www.mailconvertertools.com\/blog\/how-to-encrypt-email-in-outlook\/","title":{"rendered":"Know How to Encrypt Email in Outlook: Best Ways in 2025"},"content":{"rendered":"\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-top\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;1193&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;top&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Rate this post&quot;,&quot;legend&quot;:&quot;0\\\/5 - (0 votes)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;Know How to Encrypt Email in Outlook: Best Ways in 2025&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            <span class=\"kksr-muted\">Rate this post<\/span>\n    <\/div>\n    <\/div>\n<p>Encrypting an email means converting the email messages to a scrambled ciphertext. Decrypting the encrypted message is simple work, as the receiver has the key to decipher the coded message for further reading. The key is a code used to encrypt the message. In an upcoming section, we will provide various solutions on how to encrypt email in Outlook. Before moving towards the procedure, you should know the reasons for how to password-protect an email in Outlook.\u00a0<\/p>\n<p><a href=\"https:\/\/www.sysinfotools.com\/demo-version\/SysInfoTools-PST-recovery.exe\"><img decoding=\"async\" src=\"https:\/\/www.mailconvertertools.com\/blog\/wp-content\/uploads\/2022\/01\/win-download-1.png\" alt=\"download win\" \/><\/a> \u00a0 \u00a0 <a href=\"https:\/\/www.sysinfotools.com\/buynow\/pst-recovery.php\" target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" src=\"https:\/\/www.mailconvertertools.com\/blog\/wp-content\/uploads\/2022\/01\/win-purchase.png\" alt=\"purchase win\" \/><\/a><\/p>\n<ul>\n<li>Microsoft Outlook encrypted email ensures the privacy of all messages. Even though any hacker can not read Outlook encryption emails.\u00a0<\/li>\n<li>Various global organizations require following compliance standards that need data encryption. For example, CJIS, CFPB, and HIPAA require encryption of data.<\/li>\n<li>It also aids in spotting phishing emails and authenticating senders.\u00a0<\/li>\n<\/ul>\n<p>Now, we will learn different methods of Encryption. It will help you to encrypt email in MS Outlook.<\/p>\n<h2>Types of Encryption\u00a0<\/h2>\n<p>The two types of encryption methods currently used to secure an email message in MS Outlook are as given below:<\/p>\n<ol>\n<li>S\/MIME<\/li>\n<li>OME<\/li>\n<\/ol>\n<p><strong>S\/MIME<\/strong>: This encryption works only on Outlook or S\/MIME support email applications. To encrypt an email message, both the sender and receiver must have installed and shared digitally signed certificates to prevent phishing attacks. S\/MIME encryption is an abbreviation for Secure\/Multipurpose Internet Mail Extensions.\u00a0<\/p>\n<p><strong>OME<\/strong>: Office 365 Message Encryption is a secure service provided by Microsoft Azure Rights Management Services. Azure RMS is a cloud-based protection service that uses encryption, identity, and authorization policies to secure files and email messages. Using RMS will allow you to choose between the Do not forward and Encrypt-Only options. The various Outlook-supported clients are Outlook desktop, Outlook web, Outlook Mac, Outlook mobile: iOS and Android.<\/p>\n<p>Here, we have given you a brief introduction to both types of encryption. Now, we will discuss procedures for how do you encrypt an email in Outlook.<\/p>\n<p><strong>Note:<\/strong> <a href=\"https:\/\/www.mailconvertertools.com\/blog\/outlook-stuck-on-loading-profile\/\">Outlook stuck on loading profil<\/a>e is an Outlook error, fix it with this article.\u00a0\u00a0<\/p>\n<h2>How to Encrypt Email in Outlook?\u00a0<\/h2>\n<p>We have three ways to encrypt email in Outlook.\u00a0<\/p>\n<ol>\n<li>How to secure an email in Outlook through Digital Certificates (S\/MIME)<\/li>\n<li>Encrypt email in Outlook 365 using OME\u00a0<\/li>\n<li>Microsoft Outlook encrypted email with the help of Third-Party Encryption Add-ins.<\/li>\n<\/ol>\n<p>Now, we will elaborate on each of them.\u00a0<\/p>\n<h3>Method 1: How to Secure an Email in Outlook Through Digital Certificates (S\/MIME)\u00a0<\/h3>\n<p>Before jumping towards the solution, you should know a few points of the S\/MIME method.<\/p>\n<ul>\n<li>Email recipient opts for MS Outlook or any other S\/MIME-supported email applications.\u00a0<\/li>\n<li>The sender and recipient should purchase, install, and share digital encryption certificates.\u00a0<\/li>\n<li>Users can not go with the S\/MIME procedure for recipients that utilize free email services, like Hotmail and Gmail.\u00a0<\/li>\n<\/ul>\n<h4>Through Digital Certificates (S\/MIME)\u00a0<\/h4>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Open the <strong>MS Outlook application<\/strong> on your local screen and navigate to the <strong>File <\/strong>tab &gt; <strong>Options <\/strong>button.<img loading=\"lazy\" decoding=\"async\" class=\" wp-image-2819 alignnone\" src=\"https:\/\/www.mailconvertertools.com\/blog\/wp-content\/uploads\/2021\/01\/step-1.webp\" alt=\"How to Encrypt Email in Outlook\n\" width=\"223\" height=\"216\" \/><\/li>\n<li>Then, choose <strong>Trust Center <\/strong>&gt; <strong>Trust Center Settings. <img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2820 alignnone\" src=\"https:\/\/www.mailconvertertools.com\/blog\/wp-content\/uploads\/2021\/01\/step-2.webp\" alt=\"step-2\" width=\"602\" height=\"292\" srcset=\"https:\/\/www.mailconvertertools.com\/blog\/wp-content\/uploads\/2021\/01\/step-2.webp 810w, https:\/\/www.mailconvertertools.com\/blog\/wp-content\/uploads\/2021\/01\/step-2-300x146.webp 300w, https:\/\/www.mailconvertertools.com\/blog\/wp-content\/uploads\/2021\/01\/step-2-768x373.webp 768w, https:\/\/www.mailconvertertools.com\/blog\/wp-content\/uploads\/2021\/01\/step-2-100x50.webp 100w\" sizes=\"auto, (max-width: 602px) 100vw, 602px\" \/><\/strong><\/li>\n<li>Further, select the <strong>Email Security<\/strong> option in the new window, and click the <strong>Settings <\/strong>button under the <strong>Encrypted email <\/strong>section.\u00a0<\/li>\n<li>Now, click the<strong> Get Digital ID<\/strong> option to purchase a new certificate. If you already own a certificate, move to the <strong>Digital IDs (Certificates) <\/strong>section &gt; <strong>Import\/Export<\/strong>.<\/li>\n<li>Click on the <strong>Browse <\/strong>button and highlight the location of the digital certificate &gt; <strong>OK <\/strong>button. <img loading=\"lazy\" decoding=\"async\" class=\" wp-image-2821 alignnone\" src=\"https:\/\/www.mailconvertertools.com\/blog\/wp-content\/uploads\/2021\/01\/step-3.webp\" alt=\"How to Encrypt Email in Outlook\n\" width=\"399\" height=\"397\" srcset=\"https:\/\/www.mailconvertertools.com\/blog\/wp-content\/uploads\/2021\/01\/step-3.webp 410w, https:\/\/www.mailconvertertools.com\/blog\/wp-content\/uploads\/2021\/01\/step-3-150x150.webp 150w\" sizes=\"auto, (max-width: 399px) 100vw, 399px\" \/><\/li>\n<li>After that, click on the <strong>Set Security Level<\/strong> button &gt; <strong>Medium <\/strong>&gt; <strong>OK <\/strong>button. <img loading=\"lazy\" decoding=\"async\" class=\" wp-image-2822 alignnone\" src=\"https:\/\/www.mailconvertertools.com\/blog\/wp-content\/uploads\/2021\/01\/step-4.webp\" alt=\"step-4\" width=\"384\" height=\"418\" srcset=\"https:\/\/www.mailconvertertools.com\/blog\/wp-content\/uploads\/2021\/01\/step-4.webp 419w, https:\/\/www.mailconvertertools.com\/blog\/wp-content\/uploads\/2021\/01\/step-4-276x300.webp 276w\" sizes=\"auto, (max-width: 384px) 100vw, 384px\" \/><\/li>\n<li>In the end, close the window. <br \/><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2823 alignnone\" src=\"https:\/\/www.mailconvertertools.com\/blog\/wp-content\/uploads\/2021\/01\/step-5.webp\" alt=\"step-5\" width=\"401\" height=\"290\" srcset=\"https:\/\/www.mailconvertertools.com\/blog\/wp-content\/uploads\/2021\/01\/step-5.webp 401w, https:\/\/www.mailconvertertools.com\/blog\/wp-content\/uploads\/2021\/01\/step-5-300x217.webp 300w\" sizes=\"auto, (max-width: 401px) 100vw, 401px\" \/><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4>How to Send Secure Email Outlook?\u00a0<\/h4>\n<p>You need digital certificates to send encrypted emails to contacts. Follow the below steps.\u00a0<\/p>\n<ul>\n<li>Launch the <strong>digitally signed email<\/strong> in your contacts.\u00a0<\/li>\n<li>After that, right-click on the<strong> sender\u2019s name <\/strong>&gt; <strong>Add to Outlook Contacts<\/strong> option.\u00a0<\/li>\n<li>Then, launch <strong>Outlook contacts<\/strong>.\u00a0<\/li>\n<li>Double-click on the <strong>contacts <\/strong>to open their <strong>contact card<\/strong>. Click <strong>Certificates <\/strong>under the <strong>top<\/strong> menu.<\/li>\n<\/ul>\n<h4>Sending Encrypted Emails\u00a0<\/h4>\n<p>Secure emails in Outlook 2016 and send them to contacts. Follow the below steps.\u00a0<\/p>\n<ul>\n<li>First, go to the <strong>Home <\/strong>tab and click <strong>New Mail<\/strong>. Click on the <strong>Options<\/strong> tab in the new message window.<\/li>\n<li>After that, click on the <strong>small arrow icon<\/strong> in the bottom-right corner.<\/li>\n<li>Then, click on the <strong>Security Settings<\/strong> button in the <strong>Properties<\/strong> window.\u00a0<\/li>\n<li>Choose the <strong>Encrypt message contents and attachments<\/strong> option.\u00a0<\/li>\n<li>Moving ahead, click on the <strong>OK <\/strong>button to exit from the window.\u00a0<\/li>\n<\/ul>\n<h3>Method 2: Encrypt Email in Outlook 365 Using OME\u00a0<\/h3>\n<p>If you want to use OME, you just need to complete the following requirements.\u00a0<\/p>\n<ul>\n<li>Only use a Microsoft email account.\u00a0<\/li>\n<li>You must have Microsoft Enterprise E3 or E5, Office 365 A1, Office 365 Enterprise E3 or E5, Microsoft 365 Business, or any related products.\u00a0<\/li>\n<\/ul>\n<h4><strong>Using OME\u00a0<\/strong><\/h4>\n<ul>\n<li>First, click <strong>New Email <\/strong>under the <strong>Home<\/strong> tab.<\/li>\n<li>After that, click on the <strong>Options<\/strong> tab &gt; <strong>Encrypt<\/strong> button.<\/li>\n<li>Outlook will display a new pop-up as <strong>it has applied the encryption<\/strong>.\u00a0<\/li>\n<\/ul>\n<h3>Method 3: Microsoft Outlook Encrypted Email With The Help of Third-Party Encryption Add-ins<\/h3>\n<p>The above two solutions to password-protect an email in Outlook requires technical expertise and are time-consuming. If you want the simplest way, you can opt for the add-ins to secure emails in MS Outlook. We have several Outlook add-ins. You can check them out.\u00a0<\/p>\n<ul>\n<li>Trend Micro Email Encryption<\/li>\n<li>Encryo Outlook Addin<\/li>\n<li>Encryptomatic OpenPGP\u00a0<\/li>\n<\/ul>\n<p>Now, we will discuss the differences between all three solutions.\u00a0<\/p>\n<h3>Which Solution is The Best to Encrypt Emails in Outlook?\u00a0<\/h3>\n<figure class=\"wp-block-table\">\n<table style=\"border: 1px solid #ddd; padding: 5px;\">\n<thead style=\"background: #1abdd4; color: #fff; ; border: 1px solid #B600FF;\">\n<tr>\n<th style=\"border: 1px solid #ddd; padding: 10px; font-size: 17px; font-weight: 600; text-align: center;\">Basis<\/th>\n<th style=\"border: 1px solid #ddd; padding: 10px; font-size: 17px; font-weight: 600; text-align: center;\">OME<\/th>\n<th style=\"border: 1px solid #ddd; padding: 10px; font-size: 17px; font-weight: 600; text-align: center;\">S\/MIME<\/th>\n<th style=\"border: 1px solid #ddd; padding: 10px; font-size: 17px; font-weight: 600; text-align: center;\">Encryption Add-ins<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 10px; font-weight: 600;\">Setup Difficulty<\/td>\n<td style=\"border: 1px solid #ddd; padding: 10px;\">Easy<\/td>\n<td style=\"border: 1px solid #ddd; padding: 10px;\">Hard<\/td>\n<td style=\"border: 1px solid #ddd; padding: 10px;\">Easy<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 10px; font-weight: 600;\">Email Clients Compatibility<\/td>\n<td style=\"border: 1px solid #ddd; padding: 10px;\">Office 365 and Exchange Online support OME.<\/td>\n<td style=\"border: 1px solid #ddd; padding: 10px;\">Various email clients support S\/MIME.<\/td>\n<td style=\"border: 1px solid #ddd; padding: 10px;\">Several<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 10px; font-weight: 600;\">Cost<\/td>\n<td style=\"border: 1px solid #ddd; padding: 10px;\">High<\/td>\n<td style=\"border: 1px solid #ddd; padding: 10px;\">High<\/td>\n<td style=\"border: 1px solid #ddd; padding: 10px;\">Low<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 10px; font-weight: 600;\">How many clicks are needed to send secured emails?<\/td>\n<td style=\"border: 1px solid #ddd; padding: 10px;\">3 clicks are required to send encrypted emails.<\/td>\n<td style=\"border: 1px solid #ddd; padding: 10px;\">6 clicks are needed to send password-protected emails.<\/td>\n<td style=\"border: 1px solid #ddd; padding: 10px;\">Just one click is required.<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 10px; font-weight: 600;\">Difficulty level<\/td>\n<td style=\"border: 1px solid #ddd; padding: 10px;\">Moderate<\/td>\n<td style=\"border: 1px solid #ddd; padding: 10px;\">High<\/td>\n<td style=\"border: 1px solid #ddd; padding: 10px;\">Low<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>Here, we mentioned an overview of all methods. If you are not able to encrypt your Outlook emails, it simply means your PST files are majorly damaged or corrupted. To repair your inaccessible PST files, you can go with the <a href=\"https:\/\/www.mailconvertertools.com\/pst-email-recovery\/\"><strong>PST Recovery Tool<\/strong><\/a>. It will help to resolve the maximum possible corruption of Outlook PST emails.\u00a0<\/p>\n<p><strong>Let\u2019s Wrap Up!\u00a0<\/strong><\/p>\n<p>Outlook email messages are significant for many entrepreneurs and people who have sensitive work processes. So, we have enlightened how to Encrypt Email in Outlook. The methods provided will help users encrypt the data between the sender and receiver.\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Encrypting an email means converting the email messages to a scrambled ciphertext. Decrypting the encrypted message is simple work, as<a class=\"read-more ml-1 main-read-more\" href=\"https:\/\/www.mailconvertertools.com\/blog\/how-to-encrypt-email-in-outlook\/\">Read More<\/a><\/p>\n","protected":false},"author":1,"featured_media":1197,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[35],"tags":[],"class_list":["post-1193","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-email-recovery"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Know How to Encrypt Email in Outlook: Best Ways in 2025<\/title>\n<meta name=\"description\" content=\"This blog explains how to encrypt email in outlook via S\/MIME &amp; OME. 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