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Linux - Security

Linux - Security This forum is for all security related questions.
Questions, tips, system compromises, firewalls, etc. are all included here.

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Rating Thread / Thread Starter	Last Post	Replies	Views
Sticky: More Alerts Alert (TA14-017A) UDP-Based Amplification Attacks (Revised 12 Apr 2016) tronayne	07-14-2020 10:32 AM by RickDeckard	2	30,802
Sticky: If you infected by any of these recent ELF malware cases please contact us? ( 1 2 ) malwaremustdie	04-22-2019 10:06 PM by malwaremustdie	21	40,834
Sticky: Alert (TA16-250A) The Increasing Threat to Network Infrastructure Devices and Recommended Mitigations tronayne	09-07-2016 06:25 AM by tronayne	0	13,351
Sticky: The OWASP Top 10 for 2013 unSpawn	06-15-2013 05:42 AM by unSpawn	0	18,101
Sticky: Security references unSpawn	02-25-2006 01:04 AM by unSpawn	6	242,242
Sticky: Failed SSH login attempts ( 1 2 3 ) Capt_Caveman	01-03-2006 03:22 PM by unSpawn	38	228,049
[SOLVED] Ensuring data integrity with subkeys - obtaining main key id from signature Sefyir	03-30-2017 10:24 AM by ntubski	3	773
How to have luks encryption with keyfile OR passphrase (efi full disk encryption including boot)? byroncollege	03-30-2017 07:45 AM by sundialsvcs	2	3,938
[SOLVED] UPNP nightmare2013	03-29-2017 11:24 AM by sundialsvcs	2	1,092
Cannot log in after a few security changes ("Module is Unknown"/"Access Denied") dj_thrive	03-27-2017 10:51 AM by smallpond	1	681
Snort: error while loading Shared libraries HashMan74	03-27-2017 05:00 AM by camp0	1	4,348
iptables rule with with random time variable argument. Novi	03-26-2017 11:34 AM by Novi	9	1,662
GPG: How do I remove key from encrypted file knuno	03-26-2017 08:15 AM by sundialsvcs	12	2,163
[SOLVED] Question about PATH... rnturn	03-25-2017 10:58 AM by rnturn	9	778
[SOLVED] Ports not open even without firewall Doug Hutcheson	03-25-2017 12:33 AM by Doug Hutcheson	4	876
Convert security audit logs into .csv file tashamcfarlane	03-24-2017 11:04 AM by TB0ne	6	1,754
Setup encrypted Samba shares eoncho	03-22-2017 08:53 PM by sundialsvcs	5	16,911
[SOLVED] "systemd: Started Session ### of user root" in /var/log/messages thealmightyos	03-22-2017 04:29 PM by ebmnetwork	4	103,614
cloud cluster defend system on linux server gbcbooks	03-22-2017 12:44 PM by gbcbooks	0	772
iptables connlimit and rule positioning end	03-22-2017 10:50 AM by Turbocapitalist	3	4,174
Squid configuration on RHEL 6 AshaVipin	03-20-2017 03:16 PM by AshaVipin	2	856
syslog over tls to multiple siem's sunriver61	03-20-2017 08:45 AM by sunriver61	0	919
Trying to create a Certificate Signing Request with my Certification Authority tsbah	03-19-2017 09:17 AM by tsbah	7	5,048
DISA STIG Compliance Scripts/RPM's ( 1 2 ) zcrxsir88	03-17-2017 12:32 PM by RossLeeRichard	21	50,176
Alert (TA17-075A) HTTPS Interception Weakens TLS Security tronayne	03-17-2017 09:18 AM by ponzi	1	658
[SOLVED] clamav additional virus repository end	03-16-2017 05:56 PM by end	6	1,462
[SOLVED] Configure Iptables with ipset trouble Klaipedaville	03-16-2017 02:50 PM by lazydog	5	2,452
[SOLVED] extra modules iptables arch end	03-16-2017 09:25 AM by end	1	1,385
Problems with SHA2 on OpenVPN Jsn21	03-16-2017 08:17 AM by XA4	5	8,685
Allowing a normal user application to modify network configuration MALDATA	03-16-2017 01:34 AM by pan64	4	843
[SOLVED] iptables ulog end	03-15-2017 10:31 PM by end	1	2,280
[SOLVED] iptables block ip end	03-15-2017 03:21 PM by smirko	5	2,247
[SOLVED] Discovering remote SSH public keys: possible? atelszewski	03-15-2017 02:52 PM by ntubski	12	1,211
Received disconnect from 192.168.0.123: 2: Too many authentication failures taylorkh	03-15-2017 02:32 PM by Habitual	6	6,902
OpenSSL, C program, passing a Public RSA to a remote peer. MrUmunhum	03-14-2017 04:29 PM by sundialsvcs	11	1,154
Double Encrypted Drives/Partitions michael.guerrero	03-14-2017 03:09 PM by Habitual	8	984
Port knocking - Software to detect and log attempts? cilbuper	03-14-2017 09:28 AM by sundialsvcs	8	1,736
[SOLVED] Attempting to make a public rsa with test C program. MrUmunhum	03-12-2017 06:23 PM by MrUmunhum	1	1,057
Find a remove an SSH key. hack3rcon	03-11-2017 09:26 AM by hack3rcon	3	936
Encrypt script n.rito	03-10-2017 11:26 AM by TB0ne	6	883
Mail server compromised, sending spam from localhost Shurmano	03-09-2017 12:18 PM by Shurmano	1	2,027
stop SMTP sanjibgupta	03-08-2017 07:50 AM by TB0ne	1	1,243
A still very-nice article on "encryption, and why you should use it" ... sundialsvcs	03-06-2017 06:40 PM by sundialsvcs	6	1,082
HTTPS site to host keys? 273	03-06-2017 11:53 AM by 273	5	855
Default deny rules and traffic filtering uihdff	03-06-2017 07:57 AM by TB0ne	3	1,109
RCV Multicast UDP Stream on Raspberry PI3 hesisaboury	03-06-2017 02:01 AM by hesisaboury	1	1,777
[SOLVED] ssh to IPV6 on different port ( 1 2 ) pixie	03-04-2017 07:02 AM by pixie	26	14,299
pam management group order rmirand2	03-04-2017 01:36 AM by tshikose	1	850
Comparing encryption techniques RSA, Blowfish, etc? MrUmunhum	03-01-2017 08:34 AM by sundialsvcs	5	1,406
Most secure distro or operating philosophy? ( 1 2 3 ) ftalbot	02-28-2017 10:54 AM by sundialsvcs	30	3,021
What are the best practices to secure a local Ubuntu mirror and prevent it from syncing malicious packages noctambulant	02-28-2017 10:47 AM by sundialsvcs	3	1,167
How is software such as keepass more secure than having passwords all memorized in my brain? WaterCatapult	02-28-2017 09:48 AM by Ellendhel	11	1,099
oracle linux server auditing medicherlas89	02-28-2017 08:45 AM by TB0ne	3	737
how to kill sudo process but keep what its doing gbcbooks	02-27-2017 08:52 AM by ntubski	6	957
[SOLVED] libreswan apparently not listening on port udp/500 tshikose	02-27-2017 08:16 AM by tshikose	3	10,767
Clamtk scan results actinide	02-26-2017 08:59 AM by jsbjsb001	3	2,652

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