Specific to logging of alerts, activities and actions

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178
votes
18answers
11k views

Passwords Being Sent in Clear Text Due to Users' Mistake in Typing it in the Username Field

Upon reviewing the Logs generated by different SIEMs (Splunk, HP Logger Trial and the AlienVault platform’s SIEM) I noticed that for some reason quite a few users tend to make the mistake of typing ...
20
votes
3answers
5k views

What access does UK Police currently have to ISP logs, and what information can said logs provide?

I'm currently researching a novel that has a crime element that centres around Internet-exclusive relationships and I would appreciate any help you might be able to offer regarding how much access the ...
17
votes
2answers
2k views

Which HTTP status codes are interesting from a security point of view?

I'm looking to extract interesting information from webserver logs and I wonder which HTTP status codes should I filter out? For example, 200 hits can be considered to be 'regular behavior' whereas ...
16
votes
3answers
1k views

Techniques for ensuring verifiability of event log files

Bit of newbie at the whole forensics stuff - but I'm trying to find out what I should have in place before an attack. While there is no end of material on the internet about forensics from seizure ...
16
votes
3answers
970 views

What techniques and tools do you use to relate security events?

You have central logging going, detailed app logging/alerting (e.g. modsec), network based security alerting (e.g. snort), and whatever else feeding your observation deck. Do you have any cool ...
15
votes
2answers
2k views

How secure is the Windows event log, and how is it secured?

I'm curious as to just how secure the Windows event log is, and exactly what security measures it uses. Does it include any defenses against tampering - for example, does it use digital signatures or ...
14
votes
5answers
859 views

Is it legal to log passwords from failed logins?

Is it legal to store/log mistyped passwords? How many of you have seen this happen in a log file or DB?
13
votes
4answers
920 views

How do you handle log analysis?

How do you handle log analysis in your business? I want to establish a good way of finding exceptions and alerts in the server logs, either automatically or semi automatic (having to review ...
12
votes
5answers
7k views

Linux command logging?

Recently someone broke into one of our linux servers as a non root user. An excerpt from .bash_history: [...] perl perl set +o history set +o history set +o history passwd sdfsdf passwd exit I ...
11
votes
2answers
649 views

logging requirements for PCI for web applications

Does PCI dictate how much should be logged at an application level or simply what shouldn't be logged? I'm struggling with too much logging right now and some people who think we should have it. From ...
10
votes
2answers
891 views

Security of Log Files - Injecting malicious code in Log files

As part of my course project I'm trying to understand various security frameworks and best practices. One of the very popular approach is to maintain Logs. My question is about the security of the ...
8
votes
3answers
1k views

How do I log all my internet-connections

How can I (maybe with a proxy, but I need names of programs!?) log all my interactions of programs with my Internet connection, so that I could see WHAT a program is sending and WHAT it is receiving. ...
8
votes
4answers
5k views

What logs to retain for PCI-DSS?

I am using Splunk to centrally collect all of my logs for PCI-DSS. I'm running into my licensed volume limit and I need to know exactly what needs to be retained for regulatory compliance. I am ...
8
votes
1answer
2k views

Check logs for Heartbleed exploit use?

According to articles such as the following, it's apparently possible to check logs for heartbeat requests matching the payloads described in the Heartbleed exploit. Is this something that any server ...
8
votes
1answer
394 views

How can I secure my log files?

I have a cool tool that displays my syslog and kernellog on my mac's desktop. This has me concerned about what is written in them - I'm staring to feel like they are creating a hole in my privacy. I ...
8
votes
4answers
536 views

What information should a error log record?

I want to populate my error log with useful information if and when errors occur. I'd like to use the log to be able to spot and fix bugs on my site, but also to potentially log hack attempts. For a ...
8
votes
2answers
205 views

Can you tell if an attack is successful by looking at IPS logs?

In my organization, we have an IPS behind a firewall. Each time a security event is triggered, I am left to wonder if the attack is really successful. For events that are set to drop in inline, we can ...
7
votes
5answers
2k views

Privacy issues with email providers [closed]

I am looking for an email provider (or for a way to do it myself) that will not divulge my personal information under no circumstances. I found out that getting this information with a order for ...
7
votes
2answers
397 views

What features do you look for in an Enterprise Log Management solution?

This question is for IT Pros, and people who manage a company's infrastructure. Developers should see this related answer for tools geared for them. What are your requirements for such a Event Log ...
7
votes
1answer
145 views

Why would it be preferable for a system to shut down when the security log is full?

When running in a configuration that supports Common Criteria, Windows must be configured to shut down when the security event log is full. Why is this a preferable option?
7
votes
1answer
464 views

SSH Brute Force Dictionaries

Request for logs please. So, I had an interesting question posed to me around geographical trends in SSH brute force attempts. The question being "has anybody ever looked into the prevalent SSH ...
6
votes
2answers
832 views

How do I log everything a certain program is doing?

i have a program which is pretty simple. Its just a simple login form. Is there any possibility to log what this program is doing (maybe which file he is accessing and which website he is visiting ...
6
votes
4answers
379 views

Finding date of last network access

I have a system that contains highly sensitive data that does not reside on the Internet. However, when I was going through the machine recently, I detected that it had cookies, and temporary internet ...
6
votes
4answers
345 views

Are there a standard method(s) for me to give someone else read-only access to my data?

Are there a standard method(s) for me to give someone else read-only access to my data? There are several situations where I may want to give a few people read-only access to some data, but I would ...
6
votes
2answers
2k views

Google Analytics on a secured site

Just read this article on Google Analytics and the risk of forged certificates, where it said: Sooner or later it's going to happen; obtaining forged SSL certificates is just too easy to hope ...
6
votes
1answer
645 views

Intrusion Prevention Logs

I received an email from a client with IDS logs. I was wondering if the following log has any real indications of the server being compromised. If there are certain things I can do to diagnose the ...
5
votes
5answers
481 views

Should an invalid user name be logged?

While authenticating, should attempts with invalid user names be logged? OWASP Logging Cheat Sheet says that authentication failures must always be logged. I can observe several programs doing this, ...
5
votes
2answers
500 views

Is it wise to log failed login attempts of non-existing accounts?

In terms of application layer authentication, it is common to track failed login attempts to existing user accounts. However, I have not seen anyone tracking failed login attempts of non-existing user ...
5
votes
3answers
687 views

What data should be logged?

Imagine having a web application. You then decide that you want to create your own logging system, for whatever reason. What data should be logged to put a very good logging system in place? I was ...
5
votes
3answers
985 views

Honeyd: log grows too fast

I'm having trouble with honeyd log; it grows way too fast. I started the honeyd daemon with honeyd -l /var/log/honeypot/honey.log -u 1000 -g 1000 -f honeyd.conf /var/log/honeypot/honey.log is 1+ ...
5
votes
1answer
381 views

Snort alert log simple question

I am analyzing Snort alert log and cannot figure what [1:1071:6] means in 10/12-12:44:28.793118 [**] [1:1071:6] WEB-MISC .htpasswd access [**] [Classification: Web Application Attack] [Priority: 1] ...
5
votes
2answers
194 views

What are the parameters to be logged in a web application?

I am working on developing a secure authentication system with SSO. Until now I have been using the logging framework to generate logs that help in debugging the application. I wonder if there is a ...
5
votes
2answers
544 views

mysql security logging

Is there any logging available that logs mysql connection attempts to the port, login attempts, and times succeeded with username, IP address and date time? Im trying to detect brute force attempts. ...
4
votes
4answers
9k views

What are the laws regarding ISP recording IP addresses? How would they know who had which?

Since most internet users have ISPs using dynamic IP addresses (e.g. someone gets a new external IP address every few days) are there any laws requiring the ISPs to keep logs associating an IP address ...
4
votes
2answers
298 views

How can I find out who owns a block of IPs?

I'm currently going through the logs on my apache install for potential intrustions, and I'm finding a lot of hits for SQL injections and exploit testing, from 173.212.195.* . I'm now trying to find ...
4
votes
2answers
269 views

SIEM log pre-filtering question

As everyone knows each company wants to save as much money as possible. I have been tasked with pre-filtering logs on less important status/health messages before they get to the SIEM. Does anyone ...
4
votes
2answers
479 views

intrusion detection on own hotspot?

Is it possible to detect failed logins on the hotspots you create with your windows/linux laptops? So you can detect some dumb brute force/guessing attempts? For example, a log like this: TIME DATA - ...
4
votes
2answers
162 views

What is the benefit of combining different web log files with different formats?

What is the benefit of combining different web log files with different formats in terms of web application security? In other words, how does combining iis log file with apache log file help in ...
4
votes
1answer
387 views

Sniffing IMAPS traffic! Are there any tools for this?

I've got a problem where someone has implemented a custom IMAP Server. I need to write a custom application to get a list of emails, and fetch messages. Problem is, every library I've tried to use ...
4
votes
3answers
292 views

Log Attacks in Different Files using Snort

How can I log attacks separately using snort. I basically want to log attacks invoked from different files separately. Like if I have 2 files, ddos.rules and log.rules, then I want logs generated from ...
4
votes
7answers
1k views

What is the best way to securely keep clear passwords?

I'm working on a web project that will connect to a database. For that, I will have to store the login/password of that database user in clear (encrypted in a symmetrical way) in order to be able to ...
4
votes
2answers
240 views

What does a MCSE need to learn to be proficient regarding *nix security?

I have a top notch Windows MCSE/MCSD (developer) who wants to broaden his skills with Linux security... but needs to update his skills from the Ultrix / Yellowpages days of 40 years ago. What ...
4
votes
2answers
193 views

Retention periods for web logs

I work for an ASP that provides banking solutions Card Services Payments ACH Online Banking And others Back Story: Our company provides an "all in one" solution or parts thereof, we are ...
4
votes
1answer
116 views

Are we obliged to provide a complete log should auditors ask for it?

We have a system that outputs and rotate logs on a daily basis. If an auditor requests us to provide logs of a particular date for a particular task, are we obliged to provide a complete full day ...
4
votes
1answer
494 views

Can auditd track events that occured over NFS

I have multiple servers mounting a NFS shared called /opt/WHATEVER from Server X. Server X has auditd enables with rule: sudo /sbin/auditctl -w /opt/WHATEVER -p rwxa When events occur on Server X ...
4
votes
1answer
1k views

Should I only disable, but never delete an account from ActiveDirectory?

In the early days of NT4, I would never delete an account from the domain because I would lose the correlation between the SID and username in event logs and all related audit trails. Is this a ...
4
votes
1answer
3k views

What's the risk of changing permissions of the Security Eventlog registry key to IT operations?

Background Many developers are unnecessarily lowering the security of the event log, or requiring applications to run in Administrator mode just so they can use the event log with this C# or VB code: ...
4
votes
2answers
8k views

Is there an easy way to see a log of SCP activity on a server (ala /var/log/secure for ssh login)?

On Linux systems, /var/log/secure (or similar, depending on distro) shows all SSH login activity. Is there a similar log for SCP? If not, what's a good approach to enabling logging of scp activity ...
4
votes
1answer
64 views

Will my method for managing account data work?

I'm looking at whats nessecary to create a small accounts server for a video game I'm programming in my spare time. User privacy is a very important topic for me, and I don't want to keep anything ...
3
votes
5answers
1k views

Is it wrong to collect and store IP addresses?

I am developing a PHP analytics program. I am using IP addresses to get its corresponding country. I was wondering if its OK to store both the IP address and Country or if its better if I just store ...