Libraesva Email Security Gateway

home/Knowledge Base/Libraesva Email Security Gateway/

Business Email Compromise, also known as “Whaling attack” or “the CEO fraud”

46 views June 28, 2019 Rodolfo Saccani 0

Libraesva Cloud SLA

47 views May 7, 2019 Paolo Frizzi 0

Directory Based Edge Blocking (DBEB) feature from Office 365

358 views March 25, 2019 Paolo Frizzi 0

Dynamic Verification with Exchange 2013 and 2016

416 views June 20, 2018 Paolo Frizzi 1

Mail Address counting for license renewal

284 views June 8, 2018 Andrea Redaelli 1

Office 365 Rate Limiting

91 views May 31, 2018 Paolo Frizzi 0

Libraesva and GDPR

303 views May 7, 2018 Rodolfo Saccani 2

Change hostname or ip in a Libra Esva Cluster environment

103 views March 20, 2018 Paolo Frizzi 0

Office 365 Transport Rule and Connector Examples

323 views October 2, 2017 Paolo Frizzi 0

Zabbix template to monitor ESVA via SNMP

340 views July 19, 2017 Rodolfo Saccani 0

Import of a Virtual Appliance on VMware Fails Integrity Check

802 views July 7, 2017 Paolo Frizzi 2

Recipients receive a winmail.dat attachment

70 views May 8, 2017 Rodolfo Saccani 1

How to test the email delivery before going to production

348 views March 17, 2017 Rodolfo Saccani 1

Notes on sizing and monitoring the performance of Libra ESVA

177 views February 23, 2017 Rodolfo Saccani 0

How the Libra ESVA QuickSand file sandbox works

679 views February 7, 2017 Rodolfo Saccani 4

The quarantine disk is filling-up, what should I do?

160 views September 30, 2016 Rodolfo Saccani 0

How the Libra ESVA URLSand sandboxing service works

574 views September 15, 2016 Rodolfo Saccani 3

How to delist a blacklisted IP address

1030 views July 26, 2016 Rodolfo Saccani 2

Blocking Office Macros with Libra Esva

100 views July 4, 2016 Rodolfo Saccani 0

Hyper-V Failover Cluster Network Issue

75 views March 4, 2016 Paolo Frizzi 0

Virus False Positives

77 views January 4, 2016 admin 0

Cluster Error Recovery Procedure

449 views December 30, 2015 Paolo Frizzi 1

Google POP3 Authentication Error, sign-in attempt blocked

93 views November 25, 2015 Paolo Frizzi 0

Not Authorized! You must be on a Trusted Network release error

129 views September 28, 2015 Paolo Frizzi 1

License file upload error

13 views September 4, 2015 admin 0

How can I improve the web portal performance?

50 views May 7, 2015 admin 0

How to manage e-mails from quarantine report message?

100 views April 30, 2015 admin 0

Greylisting Error: Connection Refused

46 views February 19, 2015 Paolo Frizzi 0

How is calculated the SMTP Policy Quota Counter?

78 views October 24, 2014 Paolo Frizzi 0

How can I activate Avira Add-On?

20 views October 23, 2014 Paolo Frizzi 0

LDAP login not working anymore with version 3.4

20 views October 14, 2014 Paolo Frizzi 0

Message Status

34 views September 22, 2014 admin 0

Commercial Newsletter

15 views June 17, 2014 admin 0

Quarantine Delivery Report not sent after update to version 3.3

11 views May 21, 2014 admin 0

Default FileName and FileType blocked by Libra Esva

150 views May 21, 2014 admin 0

Libra Esva 3.2 Greylisting link error

13 views May 21, 2014 admin 0

Quarantine Digest Report check

205 views May 21, 2014 admin 0

Load Balancing Outgoing Email with Exchange Server and Esva Cluster

119 views May 21, 2014 admin 1

Libra Esva 3.1 upgrade script fails to update clamav antivirus

15 views May 21, 2014 admin 0

RBL entries are not replicated in a Cluster Setup

18 views May 21, 2014 admin 0

Dashboard mail graph seems incorrect after upgrade to release 3.0.1.0

5 views May 21, 2014 admin 0

WARNING: Your ClamAV installation is OUTDATED!

78 views May 21, 2014 admin 0

Intermediate TLS(SSL) certificates

165 views May 21, 2014 admin 0

Email link to blacklist sender doesn’t work

33 views May 21, 2014 admin 0

License expired and canno’t upload new one

41 views May 21, 2014 admin 0

Cron warning: (98)Address already in use: make_sock

9 views May 21, 2014 admin 0

Configuring recipient verification in Exchange 2007 / Exchange 2010

159 views May 21, 2014 admin 0

Cluster Firewall ports requirements between nodes

111 views May 21, 2014 admin 0

Esva Cluster Upgrade Procedure

192 views May 21, 2014 admin 2

User Type (Admin or Domain Admin) is not applied to LDAP users

44 views May 21, 2014 admin 0

Assigning Microsoft SCL to messages scanned by Libra Esva

55 views May 21, 2014 admin 0

Static Routes

24 views May 21, 2014 admin 0

Marking Spam

63 views May 21, 2014 admin 0

LDAP Query returns only 1000 entries, and LDAP Sync return error Sizelimit exceeded

978 views May 21, 2014 admin 2

ESVA database corruption

330 views May 21, 2014 admin 0

Can i change the appliance hostname?

49 views May 21, 2014 admin 0

Block Spam with russian encoding

101 views May 21, 2014 admin 0

FUZZY OCR Hashing and Scoring

58 views May 21, 2014 admin 0

CA Certificate import

181 views May 21, 2014 admin 0

Whitelisting & Blacklisting not working

70 views May 21, 2014 admin 0

Whitelist/Blacklist Bug, version 2.5 and above

18 views May 21, 2014 admin 0

User Text Import fails!

23 views May 21, 2014 admin 0

Spam Settings cannot be saved, version 2.5.0.3

9 views May 21, 2014 admin 0

NTP Server Settings

25 views May 21, 2014 admin 0

Messages stuck in delivery queue! Slow delivery to destination mail server.

846 views May 21, 2014 admin 0

Libra Esva Firewall Ports Requirements

331 views May 21, 2014 admin 1

Valid Recipient Test seems OK, but import is only partial!

26 views May 21, 2014 admin 0

In messages Phishing Frauds highlight

122 views May 21, 2014 admin 0

How can i block an IP address from sending mail to my mail server?

111 views May 21, 2014 admin 0

Blackberry .DAT file blocked

12 views May 21, 2014 admin 0

Quarantine Disk extension

315 views May 21, 2014 admin 2

Microsoft Exchange Valid Recipient LDAP returns error

45 views May 21, 2014 admin 0

Create the Domain Administrator account

161 views May 21, 2014 admin 1

Create User Accounts

35 views May 21, 2014 admin 0

Manually Associate an Alias to a User

130 views May 21, 2014 admin 2

Relay Server requires plain authentication

72 views May 21, 2014 admin 0