The Open Systems Interconnection (OSI) model is a conceptual framework developed by the International Standards Organization (ISO). It has been in use for over 40 years, and is cited in every computer network book. It is also a favorite resource for just about every cybersecurity exam. The OSI model is represented in seven layers that help us...

Businesses should patch their TP-Link routers as soon as possible, after the revelation that a legendary IoT botnet is targeting them for recruitment. The notorious Mirai botnet, which hijacks control of vulnerable IoT devices, is now exploiting TP-Link Archer AX21 routers to launch distributed denial-of-service (DDoS) attacks. The warning comes...

“The cyber economy is the economy” Those words were spoken by the US National Security Advisor way back in 2005, and it is remarkable to see how prescient they were. The economy is not only supported by the cyber world, but that world is entirely data driven. Data has become a primary focus, not just for regulatory fodder, but for business survival...

Cloud Security Challenges Organizations embracing cloud environments must understand that cloud applications and services have become popular targets for cybercriminals. A few notable and inherent risks with cloud deployments include: API Vulnerabilities Unfortunately, API exploits are on the rise, costing organizations dearly. Whether it’s...

Iranian state-sponsored hacking group Charming Kitten has been named as the group responsible for a new wave of attacks targeting critical infrastructure in the United States and elsewhere. The group (who are also known to security researchers by a wide variety of other names including Mint Sandstorm, Phosphorous, Newscaster, and APT35) has been...

Spring is here! Who’s up for some digital spring cleaning? Digital de-cluttering helps you organize your life and has the bonus of reducing your vulnerability to common threats. But knowing where to begin can be hard; most of us leave a larger digital footprint than we realize. I have created a checklist to help you clear away the clutter and reap...

The K-12 Report breaks down the cyber risks faced by public schools across the country and is sponsored by the CIS (Center for Internet Security) and the MS-ISAC (Multi-State Information Sharing & Analysis Center). Published “to prepare K-12 leaders with the information to make informed decisions around cyber risk”, the report provides a data...

Three Nigerian nationals face charges in a US federal court related to a business email compromise (BEC) scam that is said to have stolen more than US $6 million from victims. 29-year-old Kosi Goodness Simon-Ebo was extradited from Canada to the United States earlier this month, according to a Department of Justice press release, and will appear...

Multinational payment processing firm Nexway has been rapped across the knuckles by the US authorities, who claim that the firm knowingly processed fraudulent credit card payments on behalf of tech support scammers. A Federal Trade Commission (FTC) complaint argues that Nexway and its subsidiaries broke the law by helping scammers cheat money from unsuspecting consumers. Victims were tricked...

The EPA isn't mincing words when it comes to protecting public drinking water. Earlier this month they released a memorandum putting specifics into the general advice to maintain cybersecurity at public water systems (PWSs). Per the report, “[The] EPA clarifies with this memorandum that states must evaluate the cybersecurity of operational technology...

This piece was originally published on Fortra’s AlertLogic.com Blog. Managed detection and response (MDR) would be nothing without a SOC (security operations center). They’re on the frontline of our clients’ defenses — a living, breathing layer of intelligence and protection to complement our automated cybersecurity features. These are the people...

What Is Microsegmentation? Microsegmentation is a security technique that partitions a network into small, isolated sections to reduce the attack surface and reduce an organizations risk. Each microsegment is typically defined by specific security policies, accessible only to authorized users and devices. Microsegmentation is often seen as a more...

Accountants are being warned to be on their guard from malicious hackers, as cybercriminals exploit the rush to prepare tax returns for clients before the deadline of US Tax Day. US Tax Day, which falls on Tuesday April 18 this year, is the day on which income tax returns for individuals are due to be submitted to the government. Inevitably it's a...

We seem to be fascinated by fraudsters, and recent documentaries prove this. The documentary landscape is populated with many fraud-centered stories, such as The Tinder Swindler, Fyre, The Con, Fake Heiress, The Inventor, and many others. Some have even been made into series, such as the story of Elisabeth Holmes in The Dropout, and the story of...

Military cybersecurity operations are shifting to a digital battlefield, where tools and technology work to save lives and increase efficiency. With these advancements comes the increased need for resilient measures to meet the needs of soldiers, leadership, and civilians alike. A ransomware attack rocked the U.S. Marshals Service in February 2023,...

Each month, at the State of Security, we publish a range of content provided by VERT. Whether it’s a round-up of all the latest cybersecurity news, our Patch Priority Index that helps guide administrators on what they should be patching , a book review, general musings from the team, or most notability our Patch Tuesday round-up. VERT is helping...

CISA released in late February a cybersecurity advisory on the key findings from a recent Cybersecurity and Infrastructure Security Agency (CISA) red team assessment to provide organizations recommendations for improving their cyber posture. According to the Agency, the necessary actions to harden their environments include monitoring network...