{"id":24028,"date":"2025-10-02T05:22:41","date_gmt":"2025-10-02T05:22:41","guid":{"rendered":"https:\/\/1-grid.com\/knowledge\/what-is-email-spoofing\/"},"modified":"2025-10-20T10:09:13","modified_gmt":"2025-10-20T10:09:13","slug":"what-is-email-spoofing","status":"publish","type":"ht_kb","link":"https:\/\/1grid.co.za\/knowledge\/what-is-email-spoofing\/","title":{"rendered":"What Is Email Spoofing? How It Works and How to Protect Yourself"},"content":{"rendered":"\n<p>Email spoofing&nbsp;is&nbsp;when someone&nbsp;forges&nbsp;an&nbsp;email sender\u2019s&nbsp;identity, making it look like an email came from someone you trust,&nbsp;such as your bank, a colleague, or 1-grid&nbsp;when&nbsp;it&#8217;s&nbsp;not.&nbsp;&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1600\" height=\"600\" src=\"https:\/\/1grid.co.za\/knowledge\/wp-content\/uploads\/2022\/02\/1-grid-Images-for-KB-Articles-1000-x-600-px-30.png\" alt=\"\" class=\"wp-image-33721\"\/><\/figure>\n\n\n\n<div class=\"wp-block-ht-block-toc is-style-rounded htoc htoc--position-wide toc-list-style-plain\" data-htoc-state=\"expanded\"><span class=\"htoc__title\"><span class=\"ht_toc_title\">Table of Contents<\/span><span class=\"htoc__toggle\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"16\" height=\"16\"><g fill=\"#444\"><path d=\"M15 7H1c-.6 0-1 .4-1 1s.4 1 1 1h14c.6 0 1-.4 1-1s-.4-1-1-1z\"><\/path><path d=\"M15 1H1c-.6 0-1 .4-1 1s.4 1 1 1h14c.6 0 1-.4 1-1s-.4-1-1-1zM15 13H1c-.6 0-1 .4-1 1s.4 1 1 1h14c.6 0 1-.4 1-1s-.4-1-1-1z\"><\/path><\/g><\/svg><\/span><\/span><div class=\"htoc__itemswrap\"><ul class=\"ht_toc_list\"><li class=\"\"><a href=\"#htoc-\">How Does Email Spoofing Work?<\/a><\/li><li class=\"\"><a href=\"#htoc-1\">Spoofing vs. Phishing:&nbsp;What\u2019s&nbsp;the Difference?<\/a><\/li><li class=\"\"><a href=\"#htoc-1111\">How Are Spoofed Emails Caught or Blocked?<\/a><\/li><li class=\"\"><a href=\"#htoc-1111111\">How You Can Check If an Email Might Be Spoofed&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-1111111111\">How to Protect Your Domain Against Spoofing&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-1111111111111\">What to Do If You Receive a Suspicious or Spoofed Email&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-1111111111111111\">Best Practices and Ongoing Maintenance&nbsp;<\/a><\/li><li class=\"\"><a href=\"#htoc-1111111111111111111\">FAQs<\/a><ul class=\"ht_toc_child_list\"><\/ul><\/li><li class=\"\"><a href=\"#htoc-11111111111111111111111111111111111\">Additional&nbsp;Resources&nbsp;<\/a><\/li><\/ul><\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-\"><strong>How Does Email Spoofing Work?<\/strong><\/h2>\n\n\n\n<p>Spoofing typically involves manipulating email headers such as From, Reply-To, or Return-Path to disguise the actual sending source.&nbsp;<\/p>\n\n\n\n<p>Attackers may use compromised systems,&nbsp;<a href=\"https:\/\/mailrelay.com\/en\/glossary\/open-mail-relay\/#:~:text=\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>open relays<\/strong><\/a>, or&nbsp;<a href=\"https:\/\/www.sectigo.com\/resource-library\/how-can-a-person-inject-a-malicious-script-to-a-website\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>malicious scripts<\/strong><\/a>&nbsp;to send spoofed emails while hiding the original sender address.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-1\"><strong>Spoofing vs. Phishing:&nbsp;What\u2019s&nbsp;the Difference?<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li id=\"htoc-11\">At its core, <strong>spoofing<\/strong> is the act of forging the sender\u2019s identity.<\/li>\n\n\n\n<li id=\"htoc-111\">In many cases, <strong><a href=\"https:\/\/1grid.co.za\/knowledge\/what-is-phishing-how-it-works-and-how-to-protect-yourself\/\" target=\"_blank\" rel=\"noreferrer noopener\">phishing<\/a><\/strong> uses deceptive emails (often spoofed) to trick you into revealing sensitive data such as passwords or bank details.<\/li>\n<\/ul>\n\n\n\n<p><strong><a href=\"https:\/\/1grid.co.za\/knowledge\/what-is-phishing-how-it-works-and-how-to-protect-yourself\/\">Phishing<\/a> <\/strong>emails may involve spoofing; however, not all spoofed emails are phishing, as some may just mimic identity without a direct\u00a0scam.\u00a0<br><br>At 1-grid, our official emails will only come from &#8220;<strong><span style=\"text-decoration: underline;\"><em>@1-grid.com<\/em><\/span><\/strong>&#8220;, so ensure you look out for this when interacting with us.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"514\" height=\"102\" src=\"https:\/\/1grid.co.za\/knowledge\/wp-content\/uploads\/2022\/02\/Banner-from-1-grid-Spoofing-or-Phishing.png\" alt=\"\" class=\"wp-image-33722\"\/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-1111\"><strong>How Are Spoofed Emails Caught or Blocked?<\/strong><\/h2>\n\n\n\n<p>Receiving servers and email providers rely on authentication protocols and filters to help flag or block spoofed emails.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li id=\"htoc-11111\"><strong><a href=\"https:\/\/1grid.co.za\/knowledge\/how-to-enable-dkim-and-spf-on-your-mail-domain\/\">SPF (Sender Policy Framework)<\/a><\/strong> checks if the sending server is allowed for the domain.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-dkim-domainkeys-identified-mail-validates-cryptographic-signatures-on-outgoing-messages\"><strong><a href=\"https:\/\/1grid.co.za\/knowledge\/how-to-enable-dkim-and-spf-on-your-mail-domain\/\">DKIM (DomainKeys Identified Mail)<\/a><\/strong> validates&nbsp;cryptographic signatures on outgoing messages.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-111111\"><strong>DMARC<\/strong> lets domain owners instruct how recipients handle failed SPF\/DKIM checks.&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>Some spoofed emails may bypass protection, such as in cases like&nbsp;forwarding&nbsp;or advanced attacks.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-1111111\"><strong>How You Can Check If an Email Might Be Spoofed<\/strong>&nbsp;<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li id=\"htoc-11111111\">First, <strong>view the full email headers,<\/strong> where you can check details like the <em>Received<\/em> lines and <em>Return-Path<\/em>.<\/li>\n\n\n\n<li id=\"htoc-compare-the-from-domain-to-what-s-authenticated-by-spf-dkim\">You can then <strong>compare the \u201cFrom\u201d domain<\/strong> with what\u2019s authenticated by SPF or DKIM.<\/li>\n\n\n\n<li id=\"htoc-hover-over-links-to-check-they-point-to-the-correct-domain\">Then, <strong>hover over links<\/strong> to confirm they point to the correct and trusted domain.<\/li>\n\n\n\n<li id=\"htoc-111111111\">Finally, <strong>be cautious if the email contains urgent requests, unfamiliar links, or mismatched details,<\/strong> as these are red flags for spoofing.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-1111111111\"><strong>How to Protect Your Domain Against Spoofing&nbsp;<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li id=\"htoc-11111111111\"><strong>Publish<\/strong> correct&nbsp;<strong><a href=\"https:\/\/1grid.co.za\/knowledge\/how-to-enable-dkim-and-spf-on-your-mail-domain\/\">SPF<\/a><\/strong>,&nbsp;<strong><a href=\"https:\/\/1grid.co.za\/knowledge\/how-to-enable-dkim-and-spf-on-your-mail-domain\/\">DKIM<\/a><\/strong>, and&nbsp;<strong>DMARC<\/strong>&nbsp;DNS records.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-use-strong-ssl-tls-on-your-mail-servers\"><strong>Use <\/strong>strong SSL\/TLS on your mail servers.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-monitor-your-dmarc-reports-to-detect-unauthorised-senders\"><strong>Monitor <\/strong>your DMARC reports to detect unauthorised senders.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-educate-your-users-to-spot-suspicious-email-traits\"><strong>Educate <\/strong>your users to&nbsp;<a href=\"https:\/\/1grid.co.za\/knowledge\/how-to-spot-a-scam-email\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>spot suspicious email traits<\/strong><\/a>.<\/li>\n\n\n\n<li id=\"htoc-install-a-good-antivirus-software\"><strong>Install <\/strong>a good Antivirus Software.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-111111111111\"><strong>Remove<\/strong> outdated or conflicting DNS records.&nbsp;<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-1111111111111\"><strong>What to Do If You Receive a Suspicious or Spoofed Email<\/strong>&nbsp;<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li id=\"htoc-11111111111111\"><strong>Don\u2019t&nbsp;click<\/strong> any links or download attachments.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-forward-the-email-to-1-grid-support-for-analysis\"><strong>Forward the email<\/strong> to 1-grid Support for analysis.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-block-the-sender-or-mark-as-spam\"><strong>Block<\/strong> the sender or <strong>mark <\/strong>as spam.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-111111111111111\">If it appears from a trusted contact, <strong>verify via alternative means<\/strong> (call, SMS).&nbsp;<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-1111111111111111\"><strong>Best Practices and Ongoing Maintenance<\/strong>&nbsp;<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li id=\"htoc-11111111111111111\">First, <strong>rotate<\/strong> <a href=\"https:\/\/1grid.co.za\/knowledge\/how-to-enable-dkim-and-spf-on-your-mail-domain\/\"><strong>DKIM <\/strong><\/a><strong>keys periodically <\/strong>to keep your email authentication secure.<\/li>\n\n\n\n<li id=\"htoc-tighten-spf-to-include-only-necessary-sending-servers\">Next, <strong>tighten<\/strong> <strong><a href=\"https:\/\/1grid.co.za\/knowledge\/how-to-enable-dkim-and-spf-on-your-mail-domain\/\">SPF<\/a> so that it includes only the necessary sending servers<\/strong>.<\/li>\n\n\n\n<li id=\"htoc-update-and-clean-dns-records-periodically\">In addition, make sure to <strong>update and clean<\/strong>&nbsp;<a href=\"https:\/\/1grid.co.za\/knowledge\/what-is-a-domain-name-server-dns\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>DNS<\/strong><\/a>&nbsp;<strong>records periodically <\/strong>to remove outdated or unused entries.<\/li>\n\n\n\n<li id=\"htoc-educate-your-team-and-end-users-on-spotting-spoofing-attempts\">Equally important, <strong>educate your team&nbsp;and&nbsp;end-users<\/strong> on&nbsp;<a href=\"https:\/\/1grid.co.za\/knowledge\/how-to-spot-a-scam-email\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>spotting spoofing attempts<\/strong><\/a> to strengthen your human firewall.&nbsp;<\/li>\n\n\n\n<li id=\"htoc-111111111111111111\">Finally, <strong>use monitoring tools or set up alerts on DMARC reports<\/strong> so you can act quickly on suspicious activity.&nbsp;<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-1111111111111111111\"><strong>FAQs<\/strong><\/h2>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>What exactly is email spoofing?<\/strong><\/summary>\n<p id=\"htoc-11111111111111111111\">Email spoofing is when someone forges the \u201cFrom\u201d address in an email to make it look like it came from a trusted sender, even though it&nbsp;didn\u2019t.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>How can I tell if an email is spoofed?<\/strong><\/summary>\n<p id=\"htoc-111111111111111111111\">Some signs to watch out for include mismatched sender names and addresses. Also, be careful of urgent or suspicious requests, unexpected attachments, and especially links that don\u2019t match the sender\u2019s domain.<\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-11111111111111111111111111111111111111\"><em>What else can I check?<\/em><\/h6>\n\n\n\n<p id=\"htoc-1111111111111111111111\">Then, you can also check the full&nbsp;<strong><a href=\"https:\/\/1grid.co.za\/knowledge\/outlook-understanding-email-headers\/\" target=\"_blank\" rel=\"noreferrer noopener\">email header<\/a>&nbsp;<\/strong>for authentication results (SPF, DKIM, DMARC).<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>Is email spoofing the same as phishing?<\/strong><\/summary>\n<p id=\"htoc-111111111111111111111111\">Not exactly, as spoofing is about forging the sender\u2019s identity, while phishing often uses spoofed emails to trick you into revealing sensitive information like passwords or credit card details.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>Can spoofed emails harm me if I just open them?<\/strong><\/summary>\n<p id=\"htoc-1111111111111111111111111\">Usually not. The real danger comes from clicking links, downloading attachments, or replying with sensitive information, so it is important that you always be cautious.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>What should I do if I get a spoofed email that looks like&nbsp;it\u2019s&nbsp;from 1-grid?<\/strong><\/summary>\n<p id=\"htoc-11111111111111111111111111\">You must not click on any links or attachments, and you should mark the email as&nbsp;spam, then&nbsp;forward&nbsp;it to our Support Team for analysis.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>How does 1-grid protect my domain from spoofing?<\/strong><\/summary>\n<p id=\"htoc-111111111111111111111111111\">Our systems apply filters to block known spoofing attempts.<\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-1111111111111111111111111111111111111\"><em>What can I do?<\/em><\/h6>\n\n\n\n<p id=\"htoc-1111111111111111111111111111\">We encourage you, as our customer, to use&nbsp;SPF, DKIM, and DMARC records&nbsp;to&nbsp;validate&nbsp;your domain and protect against unauthorised use,<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>Can I stop&nbsp;spoofers&nbsp;from using my domain completely?<\/strong><\/summary>\n<p id=\"htoc-111111111111111111111111111111\">Unfortunately, this is not guaranteed, especially since spoofers can try to forge any domain. <\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-11111111111111111111111\"><em>What should you do?<\/em><\/h6>\n\n\n\n<p id=\"htoc-1111111111111111111111111111111\">By publishing correct SPF, DKIM, and DMARC records, you can ensure recipient mail servers reject or quarantine fraudulent messages.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>Why am I getting bounce-backs from emails I never sent?<\/strong><\/summary>\n<p id=\"htoc-11111111111111111111111111111111\">This is called \u201c<a href=\"https:\/\/en.wikipedia.org\/wiki\/Backscatter_(email)\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>backscatter<\/strong><\/a>,\u201d often caused by spoofers using your email address as the forged sender, so it is important to keep this in mind. <\/p>\n\n\n\n<h6 class=\"wp-block-heading\" id=\"htoc-11111111111111111111111111111\"><em>What is essential to reduce risks?<\/em><\/h6>\n\n\n\n<p id=\"htoc-111111111111111111111111111111111\">This is why implementing DMARC and proper DNS records is essential to reduce spoofing risks.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>Does email spoofing only affect businesses?<\/strong><\/summary>\n<p id=\"htoc-1111111111111111111111111111111111\">Importantly, attackers can target anyone with an email address. However, they often target businesses more because spoofing a business domain is more profitable.<\/p>\n<\/details>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-11111111111111111111111111111111111\"><strong>Additional&nbsp;Resources&nbsp;<\/strong><\/h2>\n\n\n\n<p><a href=\"https:\/\/1grid.co.za\/knowledge\/how-to-prevent-email-spoofing-attacks\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>How Do I Prevent Email Spoofing Attacks?<\/strong><\/a><strong>&nbsp;<\/strong>&nbsp;<br><a href=\"https:\/\/1grid.co.za\/knowledge\/how-to-spot-a-scam-email\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>How to Spot a Scam Email<\/strong><\/a><strong>&nbsp;<\/strong>&nbsp;<br><a href=\"https:\/\/1grid.co.za\/knowledge\/?s=email+headers&amp;ht-kb-search=1&amp;lang=\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Email Headers FAQs<\/strong><\/a>&nbsp;<br><a href=\"https:\/\/1grid.co.za\/knowledge\/how-to-enable-dkim-and-spf-on-your-mail-domain\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>How to Enable DKIM and SPF on Your Mail Domain<\/strong><\/a><strong>&nbsp;<\/strong>&nbsp;<br><a href=\"https:\/\/1grid.co.za\/knowledge\/why-ssl-the-purpose-of-using-ssl-certificates\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Why SSL? The Purpose of Using SSL Certificates<\/strong><\/a><strong>&nbsp;<\/strong>&nbsp;<br><a href=\"https:\/\/1grid.co.za\/knowledge\/settings-to-configure-your-1grid-email-accounts-across-devices\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Settings to Configure Your 1-grid Email Accounts Across Devices<\/strong><\/a><strong>&nbsp;<\/strong>&nbsp;<br><a href=\"https:\/\/1grid.co.za\/knowledge\/what-is-a-domain-name-server-dns\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>What is a Domain Name Server (DNS)?<\/strong><\/a><strong>&nbsp;<\/strong>&nbsp;<br><a href=\"https:\/\/1grid.co.za\/knowledge\/?s=mailchannels&amp;ht-kb-search=1&amp;lang=\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>MailChannels&nbsp;FAQs<\/strong><\/a>&nbsp;<br><a href=\"https:\/\/1grid.co.za\/knowledge\/?s=spamtitan&amp;ht-kb-search=1&amp;lang=\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>SpamTitan FAQs<\/strong><\/a>&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"htoc-111111111111111111111111111111111111\"><strong>Need Additional Support?&nbsp;<\/strong><\/h2>\n\n\n\n<p><strong>We&#8217;re&nbsp;Here to&nbsp;<\/strong><a href=\"https:\/\/1grid.co.za\/knowledge\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Help<\/strong><\/a><strong>:<\/strong>&nbsp;<\/p>\n\n\n\n<p>Protecting&nbsp;your emails and domain&nbsp;against spoofing&nbsp;doesn\u2019t&nbsp;have to cause you to worry&nbsp;with this easy-to-reference&nbsp;guide. Stuck?&nbsp;Contact our Support Team for&nbsp;guidance&nbsp;(<a href=\"https:\/\/1grid.co.za\/contact-us\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>https:\/\/1grid.co.za\/contact-us\/<\/strong><\/a>).&nbsp;We&#8217;re&nbsp;ready&nbsp;to see how we can help!&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Email spoofing&nbsp;is&nbsp;when someone&nbsp;forges&nbsp;an&nbsp;email sender\u2019s&nbsp;identity, making it look like an email came from someone you trust,&nbsp;such as your bank, a colleague, or 1-grid&nbsp;when&nbsp;it&#8217;s&nbsp;not.&nbsp;&nbsp; How Does Email Spoofing Work? Spoofing typically involves manipulating email headers such as From, Reply-To, or Return-Path to disguise the actual sending source.&nbsp; Attackers may use compromised systems,&nbsp;open&#8230;<\/p>\n","protected":false},"author":21,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"ht-kb-category":[1173],"ht-kb-tag":[1475,336,344,1476,547,1477,935,945,1118,1123],"class_list":["post-24028","ht_kb","type-ht_kb","status-publish","format-standard","hentry","ht_kb_category-email","ht_kb_tag-domain-protection","ht_kb_tag-email","ht_kb_tag-email-hosting","ht_kb_tag-email-protection","ht_kb_tag-is","ht_kb_tag-phishing","ht_kb_tag-spam","ht_kb_tag-spoofing","ht_kb_tag-what","ht_kb_tag-what-is-it-spoofing"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What Is Email Spoofing? How It Works and How to Protect Yourself - 1-grid Knowledge Base<\/title>\n<meta name=\"description\" content=\"Learn what email spoofing is, how attackers impersonate email senders, how to detect it, and how to protect your 1-grid domain.\" \/>\n<meta name=\"robots\" content=\"noindex, follow\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What Is Email Spoofing? 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