Internet Security Systems has published a report which shows that hackers and cyber criminals are developing malicious codes to exploit known vulnerabilities much faster than before. Analysts from X-Force, the research and development team at ISS evaluated 4472 vulnerabilities in both hardware and software during 2005. From the public announcement of the vulnerability on the internet, the report highlights that 3.13% of threats discovered had malicious code that surfaced within 24 hours, whereas 9.38% had code that surfaced within 48 hours.