Before you install a new software program, check the sites below to discover if there are unresolved vulnerabilities.
- NCSC: https://www.ncsc.gov.uk/
- SANS: https://www.sans.org/
- Secunia: https://secunia.com/advisories/
- Security Focus: https://www.securityfocus.com/vulnerabilities
- U.S. CERT: https://search.us-cert.gov/search