Some of the most common information security concerns and threats include:

Phishing Attacks - Fraudulent attempts to obtain sensitive information like login credentials or financial details through deceptive emails, texts or websites.

Malware - Malicious software like viruses, worms, trojans, ransomware etc. designed to disrupt systems or gain unauthorized access.

Social Engineering - Manipulating people into divulging confidential information or performing actions that compromise security.

Insider Threats - Security risks posed by employees, contractors or partners with legitimate access, whether through negligence or malice.

Data Breaches - Incidents where sensitive data is accessed, stolen or exposed by unauthorized parties.

Cloud Vulnerabilities - Misconfigurations, poor access controls, insecure APIs etc. that can expose cloud-based systems and data

Mobile Threats - Attacks targeting mobile devices like smartphones/tablets through malicious apps, unsecured WiFi etc

IoT Risks - Security vulnerabilities in the rapidly growing number of internet-connected devices and sensors.

Third-Party Exposures - Supply chain and vendor/partner connections acting as entry points for threats.

Advanced Persistent Threats (APTs) - Sophisticated, targeted cyberattacks aimed at accessing and monitoring systems over long periods.