1. 1999-02-23 [1] Microsoft Security Bulletin (MS99-007) microsoft Microsoft Pro 2. 1999-02-20 [1] Microsoft Security Bulletin (MS99-006) microsoft Microsoft Pro 3. 1999-02-12 [1] Microsoft Security Bulletin (MS99-005) microsoft Microsoft Pro 4. 1999-02-08 [1] Microsoft Security Bulletin (MS99-004) microsoft Microsoft Pro 5. 1999-02-03 [1] Microsoft Security Bulletin (MS99-003) microsoft Microsoft Pro