A United States court sentenced Ukrainian national Oleksii Oleksiyovych Lytvynenko to four years in prison this week for his role in the Conti ransomware operation. Lytvynenko, 44, was arrested in Ireland in 2023 and extradited to the United States in… Read More "Ukrainian Conti Ransomware Developer Sentenced to 4 Years in US Prison"
Ransomware Gang Claims Nutex Health Data Breach
https://www.securityweek.com/wp-content/uploads/2026/07/data-tracking-report.jpeg Healthcare services and operations company Nutex Health has confirmed that personal and business information was stolen in a recently disclosed data breach. Last week, the company notified the US Securities and Exchange Commission (SEC) that it identified unauthorized access… Read More "Ransomware Gang Claims Nutex Health Data Breach"
Overview of Cryptographic Attacks
Cryptographic attacks are methods or techniques by which an intruder exploits the cryptographic system’s weakness to derive the plaintext from the ciphertext, recover the encryption keys, or violate the integrity of the data. Understanding cryptographic attacks is important in the… Read More "Overview of Cryptographic Attacks"