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NTP users are strongly
to take immediate action t0 ensure that their NTP daemons are nOt
susceptible to
used in distibuted denial-of-service (DDoS) attacks. Please also take this
opportunity to defeat denial-of-service attacks by implementing_Ingress and Egress filtering_through
NET
BCP3B:
ntp-4
2.8p15 was released on 23 June 2020.
It addresses L medium-severity security issue in ntpd, and provides 13 other non-security fixes
NTP
improvements over 4.2.8p14.
R & D
Public
Please see our NTP Security_Notice page for vulnerability
mitigation details.
Use
1e to ntp.org; home of the Network Time Protocol project:
Contri
Devel
e is home for the NTP Project (R&D) This web site;
all pages directly contained within, are in the
domain. Some portions of this site may be copyrighted by other
Issue=
Please contact the webmaster with any questions regarding copyright The NTP software distribution is copyrighted,
described in the NTP copyrightpage:
RFCs
Time
protocol designed to synchronize the clocks of computers over a network
sion 4
significant revision of the previous NTP standard, is the current development version. It is formalized by RECs released by the [ETF
Stable
P Project (ReD)
203
Dev:
'Project conducts Research and Development in NTP and produces the Official Reference Implementation of NTP
with the Implementation Documentation: Background
20
ion about NTP
with
briefings and a bibliography; are available at the Network Time Synchronization ProjecL
P Public Services Project
Public Services Project provides resources for the NTP software available here; which is the Official Reference Implementation of NTP The available resources include:
urged
 being 
and
and
public
'along 
along
Page: