From f3f4eabee50fbff729f243ab0382fe71382c9f16 Mon Sep 17 00:00:00 2001 From: Denise Vangel-MSFT Date: Mon, 5 Apr 2021 10:33:54 -0700 Subject: [PATCH 1/6] Update manage-updates-baselines-microsoft-defender-antivirus.md --- ...-baselines-microsoft-defender-antivirus.md | 39 +++++++++++++------ 1 file changed, 27 insertions(+), 12 deletions(-) diff --git a/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md b/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md index 91377e19b2..81fc3644b9 100644 --- a/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md +++ b/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md @@ -13,18 +13,16 @@ ms.author: deniseb ms.custom: nextgen ms.reviewer: pahuijbr manager: dansimp -ms.date: 03/19/2021 +ms.date: 04/05/2021 ms.technology: mde --- # Manage Microsoft Defender Antivirus updates and apply baselines -[!INCLUDE [Microsoft 365 Defender rebranding](../../includes/microsoft-defender.md)] - - **Applies to:** - [Microsoft Defender for Endpoint](/microsoft-365/security/defender-endpoint/) +- Microsoft Defender Antivirus There are two types of updates related to keeping Microsoft Defender Antivirus up to date: @@ -78,6 +76,23 @@ All our updates contain

+ March-2021 (Platform: 4.18.2103.5 | Engine: 1.1.18000.5) + + Security intelligence update version: **1.335.36.0** + Released: **April 1, 2021** + Platform: **4.18.2103.5** + Engine: **1.1.18000.5** + Support phase: **Security and Critical Updates** + +### What's new + +- item +- item + +### Known Issues +No known issues +
+
February-2021 (Platform: 4.18.2102.3 | Engine: 1.1.17900.7)  Security intelligence update version: **1.333.7.0** @@ -115,7 +130,13 @@ No known issues ### Known Issues No known issues
-
+
+ +### Previous version updates: Technical upgrade support only + +After a new package version is released, support for the previous two versions is reduced to technical support only. Versions older than that are listed in this section, and are provided for technical upgrade support only. +

+
November-2020 (Platform: 4.18.2011.6 | Engine: 1.1.17700.4)  Security intelligence update version: **1.327.1854.0** @@ -131,13 +152,7 @@ No known issues ### Known Issues No known issues
-
- -### Previous version updates: Technical upgrade support only - -After a new package version is released, support for the previous two versions is reduced to technical support only. Versions older than that are listed in this section, and are provided for technical upgrade support only. -

-
+
October-2020 (Platform: 4.18.2010.7 | Engine: 1.1.17600.5)  Security intelligence update version: **1.327.7.0** From 6bef434dfefd005fb1180cf529c20c30b1b0b008 Mon Sep 17 00:00:00 2001 From: Denise Vangel-MSFT Date: Mon, 5 Apr 2021 10:35:35 -0700 Subject: [PATCH 2/6] Update manage-updates-baselines-microsoft-defender-antivirus.md --- ...manage-updates-baselines-microsoft-defender-antivirus.md | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md b/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md index 81fc3644b9..40423c50b8 100644 --- a/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md +++ b/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md @@ -76,11 +76,11 @@ All our updates contain

- March-2021 (Platform: 4.18.2103.5 | Engine: 1.1.18000.5) + March-2021 (Platform: 4.18.2102.4 | Engine: 1.1.18000.5) - Security intelligence update version: **1.335.36.0** + Security intelligence update version: **1.335.272.0**  Released: **April 1, 2021** - Platform: **4.18.2103.5** + Platform: **4.18.2102.4**  Engine: **1.1.18000.5**  Support phase: **Security and Critical Updates** From 31b8320007213cbaf313d4b1c91cc2a9e6fe405e Mon Sep 17 00:00:00 2001 From: Denise Vangel-MSFT Date: Tue, 6 Apr 2021 15:48:30 -0700 Subject: [PATCH 3/6] Update manage-updates-baselines-microsoft-defender-antivirus.md --- .../manage-updates-baselines-microsoft-defender-antivirus.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md b/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md index fec89b4964..c59ead8d8f 100644 --- a/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md +++ b/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md @@ -86,6 +86,7 @@ All our updates contain ### What's new +- Additional failed tampering attempt event generation when [Tamper Protection](prevent-changes-to-security-settings-with-tamper-protection.md) is enabled - item - item @@ -120,7 +121,6 @@ No known issues ### What's new -- Additional failed tampering attempt event generation when [Tamper Protection](prevent-changes-to-security-settings-with-tamper-protection.md) is enabled - Shellcode exploit detection improvements - Increased visibility for credential stealing attempts - Improvements in antitampering features in Microsoft Defender Antivirus services From 50e59a0a1c76c7be88fc1661096c7eadc644d50e Mon Sep 17 00:00:00 2001 From: Denise Vangel-MSFT Date: Tue, 6 Apr 2021 15:49:23 -0700 Subject: [PATCH 4/6] Update manage-updates-baselines-microsoft-defender-antivirus.md --- .../manage-updates-baselines-microsoft-defender-antivirus.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md b/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md index c59ead8d8f..88a5e7338c 100644 --- a/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md +++ b/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md @@ -76,11 +76,11 @@ All our updates contain

- March-2021 (Platform: 4.18.2102.4 | Engine: 1.1.18000.5) + March-2021 (Platform: 4.18.2103.6 | Engine: 1.1.18000.5)  Security intelligence update version: **1.335.272.0**  Released: **April 1, 2021** - Platform: **4.18.2102.4** + Platform: **4.18.2103.6**  Engine: **1.1.18000.5**  Support phase: **Security and Critical Updates** From e4d6704380bb28c17554a38c470c3a7c6e047724 Mon Sep 17 00:00:00 2001 From: Denise Vangel-MSFT Date: Thu, 8 Apr 2021 09:01:03 -0700 Subject: [PATCH 5/6] Update manage-updates-baselines-microsoft-defender-antivirus.md --- .../manage-updates-baselines-microsoft-defender-antivirus.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md b/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md index 88a5e7338c..32b88eb743 100644 --- a/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md +++ b/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md @@ -13,7 +13,7 @@ ms.author: deniseb ms.custom: nextgen ms.reviewer: pahuijbr manager: dansimp -ms.date: 04/06/2021 +ms.date: 04/08/2021 ms.technology: mde --- From 31b169e71192eda3d5d93a7c14b9a2c0fd603bc5 Mon Sep 17 00:00:00 2001 From: Denise Vangel-MSFT Date: Thu, 8 Apr 2021 09:03:34 -0700 Subject: [PATCH 6/6] Update manage-updates-baselines-microsoft-defender-antivirus.md --- ...nage-updates-baselines-microsoft-defender-antivirus.md | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md b/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md index 32b88eb743..f3be51a2ca 100644 --- a/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md +++ b/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md @@ -78,17 +78,17 @@ All our updates contain
March-2021 (Platform: 4.18.2103.6 | Engine: 1.1.18000.5) - Security intelligence update version: **1.335.272.0** + Security intelligence update version: **1.335.36.0**  Released: **April 1, 2021** - Platform: **4.18.2103.6** + Platform: **4.19.2103.6**  Engine: **1.1.18000.5**  Support phase: **Security and Critical Updates** ### What's new +- Improvement to the Behavior Monitoring engine +- Expanded network brute-force-attack mitigations - Additional failed tampering attempt event generation when [Tamper Protection](prevent-changes-to-security-settings-with-tamper-protection.md) is enabled -- item -- item ### Known Issues No known issues