Remove Architecture Remove Authentication Remove Encryption Remove Hacking
article thumbnail

Attackers use encrypted RPMSG messages in Microsoft 365 targeted phishing attacks

Security Affairs

Experts warn of phishing attacks that are combining the use of compromised Microsoft 365 accounts and.rpmsg encrypted emails. Trustwave researchers have observed threat actors using encrypted RPMSG attachments sent via compromised Microsoft 365 accounts in a phishing campaign aimed at stealing Microsoft credentials.

article thumbnail

Akira ransomware received $42M in ransom payments from over 250 victims

Security Affairs

The Akira ransomware has been active since March 2023, the threat actors behind the malware claim to have already hacked multiple organizations in multiple industries, including education, finance, and real estate. The Akira ransomware operators implement a double extortion model by exfiltrating victims’ data before encrypting it.

Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

MY TAKE: Why new tools, tactics are needed to mitigate risks introduced by widespread encryption

The Last Watchdog

It was just a few short years ago that the tech sector, led by Google, Mozilla and Microsoft, commenced a big push to increase the use of HTTPS – and its underlying TLS authentication and encryption protocol. Related: Why Google’s HTTPS push is a good thing At the time, just 50 % of Internet traffic used encryption.

article thumbnail

The Evolving Landscape of Cybersecurity: Trends and Challenges

CyberSecurity Insiders

The challenge lies in implementing robust security measures across the entire lifecycle of IoT devices, including secure development, strong authentication, encryption, and regular updates to patch vulnerabilities. Attackers leverage sophisticated techniques to infiltrate systems, encrypt valuable data, and demand ransom payments.

article thumbnail

Multiple Brocade SANnav SAN Management SW flaws allow device compromise

Security Affairs

” Pierluigi Paganini Follow me on Twitter: @securityaffairs and Facebook and Mastodon ( SecurityAffairs – hacking, Brocade) The following vulnerabilities, discovered by the security researcher Pierre Barre , impact all versions up to 2.3.0 These switches are running Linux and are powerful. They are ideal to host implants.”

Firewall 106
article thumbnail

Cybersecurity Research Topics for Beginners: Exploring the Fundamentals

CyberSecurity Insiders

Password Security: Investigate different password security techniques, such as password hashing algorithms, two-factor authentication (2FA), and biometric authentication. Cryptography: Dive into the world of cryptography, studying symmetric and asymmetric encryption, digital signatures, and cryptographic algorithms.

article thumbnail

New Linux botnet RapperBot brute-forces SSH servers

Security Affairs

RapperBot has limited DDoS capabilities, it was designed to target ARM, MIPS, SPARC, and x86 architectures. “Unlike the majority of Mirai variants, which natively brute force Telnet servers using default or weak passwords, RapperBot exclusively scans and attempts to brute force SSH servers configured to accept password authentication.

IoT 135