If you run a security scan (e.g. Nessus) against a Domino HTTP / SMTP Server you might get the following result:

Hostname: "Domino1" (xxx.xxx.xxx.xxx)
Plugin name: "SSL/TLS Protocol Initialization Vector Implementation Information Disclosure Vulnerability"
Severity: Medium
Risk factor: Medium

Fixing this "issue" is quite easy:

BM Lotus announces the release of Notes/Domino 8.5.3 Fix Pack 3, a scheduled Fix Pack of a limited number of low-risk, high-impact fixes to help customers safely avoid known issues.

RIM Released the BES 5.0 Service Pack 4 Maintenance Release 1

Sometimes it is necessary to get the OS from the user via Lotus Script. This can be done very easily:

RIM Released the BES 5.0 Service Pack 4