Madalina Popovici's Recent Articles

Cybersecurity News | QUICK READ

PureCrypter Malware Is Targeting Government Entities

The Malware Distributes Info Stealers and Ransomware.

Cybersecurity Basics | INTERMEDIATE READ

What Is Internet Control Message Protocol (ICMP)?

Learn How ICMP Works and What Its Security Risks Are.

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FBI Investigates NYC Network Security Incident

The Issue Has Been Contained, and the Agency Is Assessing the Damage.

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Seven German Airports Hit by Suspected Cyber Attack

Dusseldorf, Nuremberg and Dortmund, Among the Affected.

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Oakland Issues State of Emergency After Ransomware Attack

This Measure Allows to Speed up the Systems Restoration Process.

Cybersecurity Basics | INTERMEDIATE READ

What Is Transmission Control Protocol (TCP)?

Understanding What TCP Is, How It Works, and How to Keep It Secure.

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Canadian Bookstore Indigo Hit By Cyberattack

The Company Shut Down its Website and Restricted Payments to “Cash Only”.

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List of Proxy IPs Used by Killnet, Released

The List of over 17,000 IP Addresses Can Be Used by Organizations for Protection Against DDoS Attacks.

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Mirai-based Medusa Botnet Is Back with Ransomware Capabilities

Although Still ‘Under Construction’, the Botnet Shows DDoS, Ransomware, and Bruteforce Functions.

Cybersecurity Basics | INTERMEDIATE READ

SYN Flood Explained. How to Prevent this Attack from Taking over your Server

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New HeadCrab Malware Hijacks 1,200 Redis Servers

Infections Were Reported in China, Malaysia, India, Germany, the UK, and the US.

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Russian Hacktivists Target US and Dutch Hospitals

The DDoS Attacks Were Launched to Protest US Support for Ukraine.

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Hackers Stole GitHub Desktop and Atom Code-Signing Certificates

The Company Is Taking Preventive Measures by Revoking the Exposed Certificates.

Cybersecurity Basics | INTERMEDIATE READ

What Is Dynamic Host Configuration Protocol (DHCP)?

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DDoS Attacks in 2022 Exceeded All Records, Says Russia’s Largest ISP

The Most Powerful DDoS Attack Was 760 GB/sec.

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Ransomware Profits Declined by 40% in 2022

More and More Companies Perceive and Handle Ransomware Differently.

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NY Man Admits to Leading Massive Credit Card Scam that Impacted Thousands

The Scam Led to a Loss of $1.5 Million and Impacted 4,000 Account Holders.

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1,000 Vessels Affected by Ransomware Attack on Marine Software Provider DNV

The 70 Affected Customers Are Advised to Implement Mitigating Measures.

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Huge Network of Fake Cracked Software Distributes Raccoon and Vidar Malware

The Attackers Used SEO Poisoning Techniques and over 250 Domains to Spread Malware.

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Europol Dismantled a Cybercrime Ring Involved in Cryptocurrency Scams

The Authorities Questioned 261 People, Raided 22 Addresses and Seized over $1 Million in Cryptocurrencies.

Cybersecurity Basics | INTERMEDIATE READ

Static Vs Dynamic IPs: Differences, Similarities and Cybersecurity Considerations

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New Research Shows Raspberry Robin Can Be Repurposed by Other Threat Actors

Its Domain Resolutions Are Continually Changing, from One Compromised QNAP to Another.

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New Gootkit Malware Attacks Target Australia's Healthcare Industry

The Malware Uses SEO Poisoning Techniques and VLC Media Player as a Cover.

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Chick-fil-A Is Investigating Suspicious Activity on Customer Accounts

Customers Are Urged to Change Passwords and Remove Credit Cards from their Accounts.

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Blind Eagle Is Back with New Tools and a Complex Infection Chain

The Hacking Group Targets Organizations in Colombia and Ecuador.

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Cricket Platform Exposed over 100k Customer Data Entries

Cricketsocial.com Exposed a Database Containing Emails, Phone Numbers and Admin Plaintext Passwords.

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Queensland University of Technology, Royal Ransomware’s Newest Target

The Group Claimed Responsibility for the January 1 Attack.

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Vulnerability in Google Home Speaker Allowed Eavesdropping

The Only Giveaway of the Intrusion Would Be a Blue Led on the Device.

Cybersecurity Basics | INTERMEDIATE READ

Fast Flux: Definition, How it Works and How to Prevent It

A 15-Year Technique that Doesn’t Show Any Signs of ‘Aging’.

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Port of Lisbon Cyberattack Claimed by Lockbit Ransomware

The Gang Demands a $1.5M Ransom in Exchange for the Port’s Data.