Cyber Attacks
What Is a Vishing Attack: How Voice Phishing Bypasses Security
Voice biometrics allow attackers to spoof identities with high accuracy, making phone-based social engineering significantly more convincing than email scams.
Cyber Attacks
Cyber Attacks coverage from Circuit Observer holds 19 articles, 17 of them reference guides. The newest was published on October 14, 2026. New stories are added as soon as they are confirmed, from more than 150 sources checked as often as every 45 seconds. Each story lists its sources. Primary sources we follow for this section include MITRE ATT&CK and CISA: Cyber Threats and Advisories.
Cyber Attacks
Malicious Email Attachments: Risks and Protection for Small Teams
Small organizations face higher breach risks from email attachments because attackers target human trust rather than exploiting complex software vulnerabilities directly.
Cyber Attacks
Hardware Security Keys: 6 Misconceptions That Weaken Your Defense
Security keys protect against remote theft and replay attacks, but they fail to stop physical coercion or device loss, requiring specific backup strategies.
Cyber Attacks
What Is Replay Attacks: How Recordings Compromise Your Systems
Replay attacks bypass encryption by reusing valid data, forcing you to defend against valid credentials rather than stolen secrets.
Cyber Attacks
Rate Limiting Step: How to Stop Attacks Without Blocking Users
Misconfigured rate limiting creates a false sense of security by blocking only the most obvious automated threats while leaving sophisticated attacks untouched.
Cyber Attacks
Debunking Cryptomining Myths on Exposed Servers
Cryptominers exploit configuration gaps and trust assumptions rather than breaking encryption to hijack server resources for covert profit generation.
Cyber Attacks
Why Is Tailgating Considered a Security Threat and How to Stop It
Physical access bypasses digital defenses entirely, allowing attackers to plant hardware keyloggers or steal credentials directly from unlocked workstations.
Cyber Attacks
Can Two-Factor Authentication Be Hacked? Methods and Defenses
Two-factor authentication fails when attackers bypass the second factor through social engineering or session hijacking rather than breaking the cryptographic code itself.
Cyber Attacks
2 Dominican Sextortion Suspects Face US Charges After Sept Extradition
Dominican nationals Patricia Joanna Almonte-Frías and Rineldys Feliciano Díaz-Cuevas face cyberstalking charges after being transferred to US custody in September.
Cyber Attacks
Passkeys vs Yubikey: Which Authentication Method Secures Your Account
Passkeys use device-bound cryptography while YubiKey provides physical possession proof, creating distinct security boundaries for different threat models.
Cyber Attacks
Ring's New Lock Uses Manual Dial to Charge Internally, Ensuring Access Even With Dead Primary Batteries
The new hardware design uses a manual dial to charge the device internally, ensuring users retain access even when primary batteries are fully depleted.
Cyber Attacks
Detecting Insider Threats: Log Signals, Blind Spots, and Hidden Costs
Insider threats often hide in plain sight within routine administrative actions, making behavioral context more valuable than raw volume metrics for early detection.
Cyber Attacks
Detect Eavesdropping: Log Signals and Network Anomalies
Passive interception often leaves no direct trace, forcing defenders to hunt for indirect signals like unexpected certificate validation failures or anomalous traffic volume spikes.
Cyber Attacks
Cyber Incident Response Team: 10 Critical Questions Answered
Your response team’s greatest vulnerability is not external intrusion but internal coordination failure during high-pressure decision-making windows.
Cyber Attacks
Invoice Fraud: Risks and Protection for Small Businesses
Attackers exploit the gap between your email security and your payment verification, turning routine administrative tasks into high-value financial losses.
Cyber Attacks
Domain Spoofing: How Attackers Forge Identity and How to Detect It
Domain spoofing hides behind valid DNS records, making forged messages look legitimate until you inspect the cryptographic headers that prove origin.
Cyber Attacks
CAPTCHA for Small Business: Stop Bots Without Killing Sales
Basic CAPTCHAs fail silently when attackers use headless browsers, forcing you to choose between security and conversion rates.
Cyber Attacks
Bot Protection Mistakes That Break Your Security Controls
Most bot protection fails because administrators treat bots as uniform threats rather than distinct traffic patterns with different operational goals.
Cyber Attacks
Payment Verification Procedures: Benefits, Limits and Trade-offs
Payment verification stops unauthorized transfers but cannot prevent fraud that originates from inside your organization or from manipulated business logic.