A list of cyber attack threat trends is presented in alphabetical order. These methods were used between the 1990s and 2015.
Analysis of vulnerabilities in compiled software without source code
Anti-forensic techniques
Automated probes and scans
Automated widespread attacks
Cyber-threats & bullying (not illegal in all jurisdictions)
Distributed attack tools
Email propagation of malicious code
Executable code attacks (against browsers)
Fully undetectable (FUD)
GUI intrusion tools
Industrial espionage
Internet social engineering attacks
Network sniffers
Packet spoofing
Session-hijacking
Sophisticated...