From f0ae57f2f58df342bb10e3bf808e6dd0c0745cb1 Mon Sep 17 00:00:00 2001 From: Meredith Lancaster Date: Fri, 9 Dec 2022 09:48:47 -0700 Subject: [PATCH 1/2] update timing accuracy section Signed-off-by: Meredith Lancaster --- docs/tsa-policy.md | 18 ++++++++---------- 1 file changed, 8 insertions(+), 10 deletions(-) diff --git a/docs/tsa-policy.md b/docs/tsa-policy.md index 98d5a372..2a2df941 100644 --- a/docs/tsa-policy.md +++ b/docs/tsa-policy.md @@ -574,24 +574,22 @@ The TSA shall ensure that time-stamp tokens are issued securely and include the In particular: -1. The time-stamp token shall include an identifier for the time-stamp policy; +1. The time-stamp token shall include an identifier for the time-stamp policy. -1. Each time-stamp token shall have a unique identifier; +1. Each time-stamp token shall have a unique identifier. 1. The time values the TSU uses in the time-stamp token shall be traceable to at least one of the real time values distributed by a UTC(k) laboratory. -1. The time included in the time-stamp token shall be synchronized with UTC - within the accuracy defined in this policy and, if present, within the - accuracy defined in the time-stamp token itself; +1. The time-stamp provider should periodically monitor its correctness of time + with a set of trusted UTC sources. The recorded accuracy should be included + in the returned time-stamp token. -1. If the time-stamp provider's clock is detected - (see section [7.3.2c](#732-clock-synchronization-with-utc)) as being out of - the stated accuracy (see section [7.1.2e](#712-tsa-disclosure-statement))) - then time-stamp tokens shall not be issued. +1. The time-stamp provider SHOULD monitor for accu.racy and alert if it's found + to be out of sync. 1. The time-stamp token shall include a representation (e.g., hash value) of - the datum being time-stamped as provided by the requestor; + the datum being time-stamped as provided by the requestor. 1. The time-stamp token shall be signed using a key generated exclusively for this purpose. From 37209eedd05725d3b695862f320dd8eab8236c8f Mon Sep 17 00:00:00 2001 From: Meredith Lancaster Date: Fri, 9 Dec 2022 10:33:25 -0700 Subject: [PATCH 2/2] Update docs/tsa-policy.md Co-authored-by: Hayden B Signed-off-by: Meredith Lancaster --- docs/tsa-policy.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/docs/tsa-policy.md b/docs/tsa-policy.md index 2a2df941..5cc7b2dd 100644 --- a/docs/tsa-policy.md +++ b/docs/tsa-policy.md @@ -585,7 +585,7 @@ In particular: with a set of trusted UTC sources. The recorded accuracy should be included in the returned time-stamp token. -1. The time-stamp provider SHOULD monitor for accu.racy and alert if it's found +1. The time-stamp provider SHOULD monitor for accuracy and alert if it's found to be out of sync. 1. The time-stamp token shall include a representation (e.g., hash value) of