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Extend ZFS zpool of Linux Ubuntu NextCloud VM

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If you are running a virtual machine with NextCloud v16 on linux ubuntu and you want to extend /mnt/ncdata, then: Make sure your backup is...
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Hint when VMWare doesnt show a snapshot

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If VMWare ESXi/vCenter/your vSphere environment does not show a virtual machine snapshot , however it is there and the virtual machine is us...

FortiGate default configuration does not verify the LDAP server identity - CVE-2019-5591

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I have found a vulnerability in all FortiOS versions, including the current 5.4/5.6/6.0/6.2 branches. The issue has been fixed in 6.0.3/6.2....

Migrate nextcloud v15 with mariadb database to nextcloud v16 with postgresql

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If you are running nextcloud v15 with mariadb and want to upgrade from nextcloud version 16, then you have to migrate the database from mari...

Testing FortiGate FortiOS nested adress object groups

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Sometimes it is useful to know, if a device really supports nested groups. This little test shows, that a Fortinet FortiGate 60D running For...

Ideas for your SIEM or Logging-System - Monitoring of critical commands, files and folders

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Your are searching for some use cases for your SIEM or your logging/audit/log-alerting system? How about monitoring some possibly critic...

Which SSL/TLS settings, Algorithms and Methods to use

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Recommended Server Encryption Methods Hash-Algorithms: SHA3, SHA2-512, SHA2-384, SHA2-256, Poly1305 Symmetric Encryption Algorithms:...

FortiConverter 5.5 Python - Installation issue "Internet Explorer" Default Browser

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Fortinets configuration migration tool FortiConverter ( documentation ) has been rewritten using python and has been launched in the past f...

FortiGate HA-Cluster Troubleshooting using Checksums

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FortiGate HA-Cluster Troubleshooting using Checksums Comparing checksums of cluster units You can use the diagnose sys ha checksum show ...