(See new info at end!) Hey, big senders! It's time for another update regarding enhanced sender requirements put forth by a large mailbox provider.| Spam Resource: All Things Deliverability
The post Understanding all the elements of a valid DMARC record appeared first on DuoCircle.| DuoCircle
The post DMARC alignment basics: Ensuring SPF and DKIM work together appeared first on DuoCircle.| DuoCircle
DNS Security Extensions (DNSSEC) play a crucial role in strengthening the security of the Domain Name System, which serves as the backbone of the internet. Traditional DNS, while effective at translating domain names into IP addresses, was not designed with security in mind, leaving it vulnerable to attacks like spoofing and cache poisoning. DNSSEC addresses...| DMARC Report
It’s September, the first week, and we are back again with our weekly bulletin. The ultimate goal is to keep you informed about the latest global cyber developments. It is only through cyber education and a proactive approach that you can safeguard your data from highly sophisticated cyberattacks. This week-1 edition will focus on the...| DMARC Report
When you send out an email, there are multiple domains tied to that message, not just the one that you and your recipients see in your sender address (From domain), but also the domain that is used in the envelope sender (SPF domain), along with the domain that appears in the cryptographic signature (DKIM domain). ...| DMARC Report
Email authentication is a critical part of ensuring that your messages reach inboxes securely and reliably. One of the core mechanisms that supports this process is the Sender Policy Framework (SPF) record, a DNS-based protocol that specifies which mail servers are authorized to send emails for your domain. For businesses and marketers using Amazon Simple...| DMARC Report
Email authentication is a cornerstone of modern cybersecurity, and the Sender Policy Framework (SPF) plays a critical role in defending organizations against phishing and spoofing attacks. By validating whether an email originates from an authorized mail server defined in a domain’s DNS records, SPF ensures stronger email trust, reduces fraudulent traffic, and safeguards business communications....| DMARC Report
Email remains one of the most widely used communication tools for businesses, but it is also a primary target for cybercriminals who exploit vulnerabilities through phishing, spoofing, and business email compromise attacks. Without proper safeguards, attackers can impersonate your domain, trick recipients, and damage your organization’s reputation. This makes it essential for businesses to adopt...| DMARC Report
It’s the last week of August, and we are back again to check in on you! People around the globe are grappling with threat attacks. However, our loyal audience consistently maintains a safe distance from malicious advances by cybercriminals. That’s why we share weekly bulletins that keep you well-informed and prepared against any kind of...| DMARC Report
Email security is a top priority for organizations using Microsoft 365, and one of the most effective defenses against spoofing and phishing is the Sender Policy Framework (SPF). SPF records, published as DNS TXT entries, allow domain owners to specify which mail servers are authorized to send messages on their behalf. This verification process helps...| DMARC Report
In today's digital age, cybersecurity has become a vital aspect of our everyday lives. For college students, it’s especially crucial. You’re often using email| DMARC Report
DKIM (DomainKeys Identified Mail) signatures provide a crucial layer of email authenticity verification, ensuring emails are from legitimate sources like KnowBe4 or your organization. Here’s how you can set up Continue ReadingEnabling and Customizing DKIM Signatures in PhishER(Knowbe4) The post Enabling and Customizing DKIM Signatures in PhishER(Knowbe4) first appeared on Progist Knowlegde Base.| Progist Knowlegde Base
Establishing Easy DKIM for a verified domain identity entails configuring DomainKeys Identified Mail (DKIM) to strengthen email authenticity and security. 1. Verify Your Domain in Amazon SES: - Access the Amazon SES console. - In the left navigation pane, select "Domains." - Click the "Verify a New Domain" button. - Enter| Progist Knowlegde Base -
Originally published at Why Most Companies Still Fail at DMARC Implementation (And How to Fix It) by EasyDMARC. Think your emails are reaching customers safely? So ... The post Why Most Companies Still Fail at DMARC Implementation (And How to Fix It) appeared first on EasyDMARC.| EasyDMARC
Sometimes your email just doesn’t reach its recipient. You’ve done everything right— crafted the perfect message, sent it to the correct address, and even| DuoCircle
Navigating the internet is like exploring a vast city filled with countless destinations, but what happens when you don't have a map? This is where DNS| DMARC Report
Outlook Mobile clients have started to highlight messages received from unverified senders. But what does "unverified" mean and what can be done to fix the problem? The issue lies at the sender’s end, so the administrators of the sending system must verify their email configuration to make sure that Exchange Online can validate inbound messages from their domain. The same visual markers are available in Outlook classic, OWA, and the new Outlook.| Office 365 for IT Pros
You can have the smartest analysts and the greatest strategy—but if your proxies fail on you, your entire research project can silently fall apart. Missing| DMARC Report
In the digital landscape we navigate daily, understanding the intricacies of how information gets from one point to another can feel a bit like trying to| DMARC Report
What is DKIM? DKIM stands for DomainKeys Identified Mail and is an email autentication method. It helps the receiving mail server to verify whether an email have been sent from an allowed email server or not. The idea of DKIM is that the senders email servers are signing all outgoing messages with asymmetric encryption. The […] The post What is DKIM and how do you enable IT in Microsoft 365? first appeared on TzuSec.com.| TzuSec.com
Back in 2012, when DMARC was first published, it emerged as a revolutionary solution to email-based attacks, which the email infrastructure natively couldn’t| DMARC Report
In a digital world where every click counts, understanding the tools behind our online experiences is essential. If you've ever wondered how typing in one web| DMARC Report
Hey folks! It’s week 3, and we hope you have managed to survive the malicious intentions of threat actors around you. You see, only practicing cyber hygiene| DMARC Report
Here’s a harsh truth that organizations don’t realize: you can’t protect your domain from phishing and spoofing attacks by simply implementing email| DMARC Report
Typosquatting is a deceptive practice in which cybercriminals register domain names that are intentional misspellings or slight variations of well-known| DMARC Report
In today’s digital age, protecting your online accounts, especially your Google account, has never been more crucial. With phishing scams becoming| DMARC Report
In an age where our phones buzz with endless notifications, the last thing we want is to be misled by strange numbers popping up on our caller ID. Phone| DMARC Report
Hey people! Welcome to July week 2. Here comes our fresh dose of cyber bulletin that will keep you up-to-date on the latest cyber incidents and will also help| DMARC Report
SQL Injection (SQLi) is a cyber vulnerability that arises when attackers manipulate SQL queries by injecting malicious code into input fields intended for| DMARC Report
Different countries treat email security differently, and it shows in how they handle DMARC.The reason behind this could be that they’re exposed to a| DMARC Report
PTR records, often called Pointer Records, serve a distinctive role within the realm of DNS by facilitating reverse DNS lookups. Instead of mapping a domain| DMARC Report
Hello people! It’s July already, and we're here once again with the latest global cybersecurity incidents. The threat actors are getting sophisticated with| DMARC Report
BIMI (Brand Indicators for Message Identification) does one simple task— showing your brand logo next to your emails in the recipients’ inboxes. But getting| DuoCircle
The common ‘DMARC policy not enabled’ error pops up during a reverse DNS lookup, indicating that no valid policy is defined in your domain’s DMARC record.| DuoCircle
SPF, or Sender Policy Framework, is the foundational authentication protocol that tells receiving servers which sources are allowed to send emails on behalf| DuoCircle
Every email sent from your domain needs to be from a clean, legitimate sender. Even a single communication attempt by a threat actor impersonating your brand| DuoCircle
Confused about DKIM, SPF, and DMARC? Learn why alignment matters for deliverability—and how to keep your emails out of the spam folder.| emarketingplatform.com
https://hidekazu-konishi.com/entry/setting_up_dkim_spf_dmarc_amazon_ses_route_53.html Setting up DKIM, SPF, DMARC with Amazon SES and Amazon Route 53 - An Overview of DMARC Parameters and Configuration Examples.| Hidekazu Konishi - Profile / Biography | hidekazu-konishi.com
Microsoft's new 2025 rules for bulk email senders demand SPF, DKIM, and DMARC. Stay compliant and secure with ProDMARC before the deadline hits.| Progist Blogs | ProDMARC | ProPHISH - Experienced secure services.
Build trust in email marketing and avoid deliverability pitfalls. Learn to maintain engagement, prevent spam complaints, and recover email reputation.| emarketingplatform.com
Enhancing the security of your organization’s communication channels is more critical than ever. Building on foundational protocols like SPF, DKIM, and DMARC, you can implement advanced technologies such as IPv6, DNSSEC, STARTTLS, DANE, and RPKI to secure Microsoft 365 email environments, specifically focusing on Exchange Online functionality. These protocols work in tandem to mitigate risks,... The post From SPF to DANE: Securing Microsoft 365 Email Communications appeared first on Modern ...| Modern Workplace Blog
Fighting spam can be tricky. In addition to SPF records, DKIM is nearly mandatory to help prevent sent emails from being classified as spam. Beginning February of 2024, both Google and Yahoo will require DMARC, which require either SPF or DKIM; and in some cases for a high volume of emails (5,000+), both. In this […] The post Configuring DKIM for Postfix appeared first on Jack Stromberg.| Jack Stromberg
Email Authentication Series - Part 3: DKIM (DomainKeys Identified Mail) What is it? How does DKIM protect content & content identity? Troubleshooting & more| Kickbox Blog
DMARC is the newest of the authentication protocols. It compares the domain in the From: address to the domains authenticated by SPF and DKIM. If either SPF or DKIM pass and they are in the same or…| Word to the Wise
Email security is a critical aspect of digital communication, especially given the rising sophistication of cyber threats. DomainKeys Identified Mail (DKIM) and Authenticated Received Chain (ARC) are standards designed to ensure the authenticity and integrity of emails. However, as discovered by analysts at Zone.eu, vulnerabilities in the DKIM standard could undermine these protections, affecting billions of users worldwide.| stalw.art
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| The Grumpy Troll: The Grumpy Troll
After reading the Wired story last week about Zachary Harris discovering a widespread vulnerability related to the use of weak cryptographic DKIM keys (less than 1024 bits) by companies like Google, eBay, Yahoo, Twitter and PayPal, and the subsequent CERT warning (VU#268267), I decided to write a quick tool to check DKIM TXT records and … Continue reading Verifying a DKIM TXT Record and Key Length The post Verifying a DKIM TXT Record and Key Length appeared first on protodave.| protodave
What is DKIM? DomainKeys Identified Mail (DKIM) is a method for email authentication designed to detect sender address forgery (spoofing) in email, which is often used in spam and phishing emails. How does DKIM work? The DKIM system allows email receivers to confirm that a message claiming to come from a particular domain was authorized by the … Continue reading Checking your DKIM DNS record The post Checking your DKIM DNS record appeared first on protodave.| protodave
If you’re like most people, there’s a good chance that it’s been years since you’ve sent an email that wasn’t cryptographically signed. You don’t use PGP, you say? Well, even if you are…| rya.nc
Explore the essentials of email security with our comprehensive guide on DKIM and SPF. Learn how these authentication protocols protect against phishing, spam, and enhance the trustworthiness of your emails. Prioritize email safety with MarketingPlatform| MarketingPlatform - Dansk Email Marketing Software
Get essential info on how email authentication protocols work as well how they prevent email deliverability issues and email spoofing.| Email on Acid
Today the mail-auth library was released, which is an e-mail authentication and reporting library written in Rust that supports the DKIM, ARC, SPF and DMARC protocols. It is the Rust equivalent of OpenDKIM, OpenSPF, OpenARC and OpenDMARC combined in one library (as well as some extras such ARF support). mail-auth includes the following features:| stalw.art
Building and sending e-mails securely does not have to be complicated. Today the mail-send crate was released including the following features:| stalw.art
Gmail lehnt verstärkt Mails ohne gültigen DKIM-Eintrag und ohne SPF Eintrag ab, eine Zustellung an Empfänger bei Gmail ist somit nicht mehr möglich. Gmail setzt für den Empfang von E-Mails nun das DKIM-Verfahren zwingend vorraus. Dies muß nun bei jeder Absender Domain gesetzt sein. Der Ablehnungsgrund von Gmail sieht dann in der Regel so aus:...| Serverprofis GmbH