[jdk25u-dev] RFR: 8354469: Keytool exposes the password in plain text when command is piped using | grep

[Goetz Lindenmaier]

I backport this for parity with 25.0.3-oracle.

-------------

Commit messages:
 - Backport a7a3a660e33fabc025ebe887f5605741be9ca8c3

Changes: https://git.openjdk.org/jdk25u-dev/pull/200/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk25u-dev&pr=200&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8354469
  Stats: 335 lines in 6 files changed: 287 ins; 12 del; 36 mod
  Patch: https://git.openjdk.org/jdk25u-dev/pull/200.diff
  Fetch: git fetch https://git.openjdk.org/jdk25u-dev.git pull/200/head:pull/200

PR: https://git.openjdk.org/jdk25u-dev/pull/200