NTP users are strongly urged to take immediate action to ensure that their NTP daemons are not susceptible to being used in distributed denial-of-service (DDoS) attacks. Please also take this opportunity to defeat denial-of-service attacks by implementing Ingress and Egress filtering through BCP38.

ntp-4.2.8p15 was released on 23 June 2020. It addresses 1 medium-severity security issue in ntpd, and provides 13 non-security bugfixes over 4.2.8p13.

Please see the NTP Security Notice for vulnerability and mitigation details.

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Are you using Autokey in production? If so, please contact Harlan - he's got some questions for you.

This page provides online help for new users of TWiki, when editing a page - the area between the horizontal lines is included just below the text input area. You can customize this based on your site's particular needs, e.g. if there's some formatting that your users need a lot.

Keeping this help text short and simple is important since this page is aimed at new users. It does include pop-up links for more detailed help - you will need to test these links from within the Edit page for their JavaScript code to work correctly.

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Formatting help:

• paragraphs separate with blank line
• bold put word/phrase in asterisks: *your phrase*
• italic put word/phrase in underscores: _your words_
• monospaced put word/phrase in equal signs: =your words=
• bullet list 3 spaces, asterisk, 1 space:    * your text
• headings 3 dashes, 1 to 6 pluses, 1 space: ---++ Your Heading
• links use topic name or URL: WebHome, http://yahoo.com, or [[http://yahoo.com/][link to Yahoo]]
• More formatting help and hints on good style

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-- TWiki:Main.ArthurClemens - 10 Sep 2003
-- TWiki:Main.RichardDonkin - 11 Sep 2003
-- TWiki:Main.RandyKramer - 11 Sep 2003
-- TWiki:Main.PeterThoeny - 25 Sep 2003