Links to most anti-malware program definition updates

Antimalware program sites where info can be found about latest definition updates.

Most antimalware programs update several times daily

List provided by the updates team.

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Ad-Aware
No info about daily added definitions at
https://www.adaware.com

avast!
https://www.avast.com/en-gb/download-update#pc

AVG
Definition information available only from the program itself.

Avira
https://www.avira.com/en/support-vdf-history

Belarc Advisor Security Definitions Update
https://www.belarc.com/info_advisor_defs_update

BitDefender
https://download.bitdefender.com/updates/bitdefender_v9/plugins/update.txt

ClamAV
Virus Database
For ClamAV to work properly, both the ClamAV engine and the ClamAV Virus Database (CVD) must be kept up to date.
https://www.clamav.net/downloads

Digital Patrol
https://www.nictasoft.com/digital-patrol

Dr.Web
https://vms.drweb.com/search/

EmsiSoft Anti-Malware
Definition information available only from the program itself.

ESET - NOD32
https://www.virusradar.com/en/update/info/

F-Secure
https://www.f-secure.com/dbtracker/

hpHOSTS file Note: The service has been discontinued, updates will no longer be available. 21 Apr 2021
http://hosts-file.net/?s=Download
https://forum.hosts-file.net/viewforum.php?f=3
Note:
For those who run Windows Defender, you must set an exclusion for the custom Hosts file in order for it not to be shredded.
Please see: https://support.microsoft.com/kb/2764944/en-us

Kaspersky
No info about daily added definitions at the Kaspersky site.

Malwarebytes' Anti-Malware
Info only available from the program itself.

Trellix (McAfee)
https://www.trellix.com/en-us/downloads/security-updates.html

Trellix (McAfee) Stinger
https://downloadcenter.trellix.com/products/mcafee-avert/stinger/Readme.txt

Windows Defender Antivirus and other Microsoft Antimalware Definition updates
https://www.microsoft.com/en-us/wdsi/defenderupdates

MVPS HOSTS file
http://winhelp2002.mvps.org/hosts.htm
https://mvpshostsnews.blogspot.com/
Note:
For those who run Windows Defender, you must set an exclusion for the custom Hosts file in order for it not to be shredded.
Please see: https://support.microsoft.com/kb/2764944/en-us

Quick Heal
No info about daily added definitions at https://www.quickheal.com/quick-heal-antivirus-updates-download

Sophos
https://downloads.sophos.com/downloads/info/latest_IDE.xml

Spybot S&D
https://www.safer-networking.org/about/updates/

SpywareBlaster
https://www.brightfort.com/downloads.html

SUPERAntiSpyware
https://www.superantispyware.com/definitions.html

Symantec - Norton
https://www.broadcom.com/support/security-center/definitions?pid=4faad822edc0e

TrendMicro - All Pattern Files
https://downloadcenter.trendmicro.com/index.php?pattern_file=1

VIPRE
https://definitions.vipreantivirus.com/