securing exchange server

Troubleshooting Syspeace and why source IP addresses aren’t always resolved by Windowsserver in eventid 4625

January 16, 2015 / by Johan / cloud security, ids/ips, Uncategorized / 0 comments

Syspeace monitors failed logins attempts on Windows systems Sometimes though, the event (Eventid 4625 or eventid 529 and a few other security events we monitor) doesn’t actually contain the source IP address thus leaving Syspeace with nothing to block. If there’s no IP address to block, it can’t be put into to the Windows Frewall […]

How to battle slowgrind #bruteforce attacks against #msexchange #windows server #remotedesktop #sharepoint with #Syspeace

August 11, 2014 / by Johan / cloud security, ids/ips, syspeace / 0 comments

Syspeace automatically blocks attacks that occur according to the rules. The default rule is that if an intruder fails to login more than 5 times within 30 minutes, the intruders IP address is blocked, tracked and reported for 2 hours and simply is denied any access to the server. A new trend though has emerged […]

Syspeace for internal brute force protection on Windows Servers

September 25, 2013 / by Johan / brute force, cloud security, ids/ips, infosec, windowsserver / 0 comments

After installing Syspeace , the tech guys started getting notifications that their Exchange Server was trying to login to another server and it was rejected. There was no reason for this server to do so whatsoever and it had not been noticed earlier so it’s hard to say when it actually started. After disabling the […]

Using various brute force and dictionary attack prevention methods to prevent hackers – and why they don’t work . Repost

July 11, 2013 / by Johan / cloud security, ids/ips, IT securiy, syspeace, windowsserver / 0 comments

This is actually a repost on a fairly well read blogpost but I thought I’d share it with you again. Intro on brute force / dictionary attack prevention tactics and some common misconceptions Protection from brute force attempts on Windows servers has always been a nightmare and would continue to be so if not .. […]

Using Syspeace also for internal protection and access reporting.

July 10, 2013 / by Johan / brute force, cloud security, ids/ips, syspeace, Uncategorized / 0 comments

Using Syspeace for internal server protection Most Syspeace users have the software in place to protect them from mainly from external threats from the Internet such as hacking attempts via bruteforce attacks and dictionary attacks. Quite often, the internal netowrk ranges are excluded in the local whitelist by sysadmins , thus never blocking anything from […]

How to setup syspeace for rdp – intrusion prevention for Windows servers

November 30, 2012 / by Johan / brute force, cloud security, hacking, ids/ips, windowsserver / 0 comments

This is actually just a post based on some of the search terms that have led to people finding this blog. So, how to setup syspeace for rdp .. Actually , it might take you longer to read this blogentry than actualy set it up. 1. Go to the Syspeace website and download the software […]

Protecting your customers from brute force attacks in Cloud services or in an outsourcing company

November 1, 2012 / by Johan / cloud security, ddos, hacking, ids/ips, infosec, IT securiy, windowsserver / 0 comments

About brute force protection and Cloud Security and VPS (Virtual Private Servers) and outsourcing or hosted environments Thoughts on cloud security by Juha Jurvanen @ JufCorp If you are a Cloud Service provider or an outsourcing company and giving your customers access to various Windows services such as file access, Exchange, Exchange OWA, Sharepoint, Citrix, […]

About Syspeace and it’s background

October 24, 2012 / by Johan / brute force, cloud security, ddos, hacking, ids/ips, infosec, IT securiy, syspeace / 0 comments

By Juha Jurvanen Senior IT consultant in backup, IT security, server operations and cloud The goal with Syspeace is to simplify security management and prevent brute force hacking, primarily in Microsoft Windows Server environments and is targeted at system administrators that manage servers, either ther own ones or for external customers or even in data centers […]

Securing your webmail/OWA on Microsoft Exchange and a few other tips

October 21, 2012 / by Johan / brute force, cloud security, ids/ips, IT securiy, itsecurity, syspeace / 0 comments

This is what I’d called a “blogomercial” with a hidden agenda but I hope you’ll find some interesting pointers anyway, the commercial part is at the end really. 🙂 Servicing your users and customer over the Internet Anything facing the Internet is a potential target for anyone who wants to gain access or disrupt your […]