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
RapperBot Resurfaces – The Silent DDoS Army No One Saw Coming
🚨 370,000 Cyberattacks And Counting – The Botnet Wake-Up Call
🔥 A single botnet has launched over 370,000 DDoS attacks worldwide. Most businesses never even notice the danger until systems grind to a halt.
💡 What makes this more alarming? Attackers are no longer using DDoS just to take systems down – they are using it as a distraction while launching fraud, phishing, and data theft campaigns in the background.
⚠️ SMBs and mid-market firms are at the highest risk. Many still think DDoS is “an enterprise problem” while running on outdated security models. RapperBot proves they are wrong.
🧩 The strategy is simple – overwhelm defenses with noise, then slip in through the cracks. Without awareness and preparation, the damage goes beyond downtime into financial loss and reputational collapse.
🔑 The real takeaway: resilience is no longer optional. Attackers evolve, so defenses must evolve faster.
📈 At AUMINT.io we focus on preparing teams to detect the social engineering, fraud, and phishing attacks that often ride on the back of DDoS chaos. Because stopping disruption is just the beginning – real security is about stopping what hides behind it.
👉 Ready to see how AUMINT.io can help your business build awareness cycles that turn blind spots into strengths? Book your session here
.
#CISO #CIO #CEO #COO #CyberSecurity #FraudPrevention #RiskManagement #SMB
The Future of Cybersecurity Is Proactive – Not Reactive
⚡ Proactive Cybersecurity Is No Longer Optional
🚨 Every breach starts with one overlooked gap – and by the time you notice, attackers are already inside.
🛡️ Reactive defense is outdated. Attackers move faster, automate their methods, and prey on human trust. Waiting for alerts is no longer protection.
👥 The real frontline is your people. Social engineering and phishing target employees daily because attackers know it’s the easiest entry point.
💡 Proactive resilience means recurring simulations, awareness training, and insights that turn employees into defenders instead of risks.
📊 That’s why AUMINT.io built Trident – a proactive platform designed to simulate social engineering attacks, deliver real-time insights, and help CISOs strengthen their human layer before it’s exploited.
🚀 The surprising truth? Prevention is no longer about technology alone – it’s about people. And the organizations that prepare their teams proactively will outpace every attacker.
👉 Ready to move from reactive defense to proactive resilience? Book your introduction call here
.
#CISO #CTO #CEO #CyberSecurity #FraudPrevention #SocialEngineering #HumanRisk
Shadow IT and Zero Trust – Navigating the Next Wave of Chaos
💥 Shadow IT Is Breaking Zero Trust Faster Than You Think
🚨 In 2025, Shadow IT isn’t a side risk – it’s the chaos that undermines even the strongest cybersecurity frameworks.
🔒 Zero Trust sounds solid on paper – but if employees adopt tools outside approved channels, “never trust, always verify” loses its foundation.
👥 The surprising truth? Shadow IT is less about technology and more about human behavior. Employees turn to unsanctioned apps when official tools feel too slow or restrictive.
🎭 Attackers know this and exploit it – using fake portals, unauthorized logins, and social engineering tactics to steal access credentials hidden in plain sight.
📊 This is where proactive resilience matters. By simulating Shadow IT-driven attack scenarios and revealing where risks are highest, CISOs can finally close blind spots before criminals strike.
🚀 At AUMINT.io, our Trident platform was built for this reality – turning Shadow IT chaos into actionable visibility and strengthening people as the true frontline.
👉 Ready to see how to take back control? Book your introduction call today
.
#CISO #CTO #CEO #CyberSecurity #FraudPrevention #ShadowIT #ZeroTrust