Mimecast, which provides email management systems, updates that the hacker was able to hack into the company’s systems and access customer information.
According to the company, the hacker was able to gain access to a certificate used to identify Mimecast services located on Microsoft’s server.
The company also states that all customers who may have been harmed have been updated and it also asks all customers of the company to replace the existing certificate in their possession with a new certificate issued by the company.
The breach was identified by Microsoft, which updated Mimecast that an unidentified source accessed the company’s servers.
According to DZNet: Mimecast says hackers abused one of its certificates to access Microsoft accounts.
Mimecast, a provider of email management software, said learned of the security incident from Microsoft.
Read more about Examples and Numbers of Social Engineering attacks ›
Save Your Company from Social Engineering Attacks Like that
Register and Get your Personalized Free Exposure Report NOW
and See your where your Company is Exposed to Hackers
Recently Published on our Blog
🔐 Operational Technology Isn’t “IT’s Problem” Anymore
🧠 Operational Technology breaches begin in IT – but they end with physical disruption.
🏭 Power loss. Water tampering. Equipment malfunction.
📉 The line between cyber and physical is gone.
⚠️ That makes Operational Technology security a national safety issue – and a board imperative.
🛡️ AUMINT.io equips boardrooms with Operational Technology breach simulations and remediation roadmaps.
📆 See how it works: https://calendly.com/aumint/aumint-intro
💬 What cyber-physical convergence risks are you watching in 2025? 👇
🔎 #CyberPhysical #Operational TechnologySecurity #BoardLeadership #AUMINT
SMS: The Trojan Horse in Your Pocket Exploiting Human Weakness
📱 This Is the New Phishing Frontier You’re Ignoring
🚨 SMS-based social engineering is rising – and it works
⚠️ It’s not just spam – it’s weaponized trust in real-time
🎭 Attackers impersonate CEOs and colleagues in urgent, emotional texts
🤯 No firewall or AI tool can block a person tricked into believing a lie
📉 The risk? One message = one mistake = one breach
🔍 AUMINT.io simulates these real threats to prepare your team the right way
📊 With Trident, we recreate smishing attacks and analyze how your people respond
📈 Then we turn insights into targeted awareness that hardens your human layer
💥 Want to see how your team would handle a CEO text trap?
👉 Book your strategy call now
#Smishing #SocialEngineering #HumanRisk #PhishingAwareness #CyberTraining #CISOInsights #SecurityAwareness #SecurityCulture #InfoSecLeadership #CyberResilience
Why AI Alone Won’t Save You: Cybersecurity Fundamentals Still Win
🚨 AI Isn’t Your Security Strategy – Human Resilience Is
🧩 LLMs like ChatGPT can help, but they aren’t built to protect you
🛠️ If your fundamentals are weak, attackers will find a way in
🎯 Cybercriminals use AI to bypass tech by targeting humans
💡 No tool replaces critical thinking, phishing awareness, or deception detection
📉 Most teams still rely on outdated awareness training – that’s a big risk
📊 At AUMINT.io, we help CISOs build human cyber resilience that lasts
✅ With our Trident platform, your team faces real-world simulations – not theory
✅ You see exactly where human risk lies and how it evolves
🔐 Want to see how your team performs under pressure?
👉 Book your resilience check now
#HumanFirewall #SecurityAwareness #CISOInsights #PhishingProtection #CyberResilience #AIinCyber #LLMSecurity #RiskReduction #SecurityLeadership #SecurityOps #SecurityCulture #InfosecLeaders