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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	30,804
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	40,843
Sticky: Alert (TA16-250A) The Increasing Threat to Network Infrastructure Devices and Recommended Mitigations tronayne	09-07-2016 06:25 AM by tronayne	0	13,352
Sticky: The OWASP Top 10 for 2013 unSpawn	06-15-2013 05:42 AM by unSpawn	0	18,106
Sticky: Security references unSpawn	02-25-2006 01:04 AM by unSpawn	6	242,258
Sticky: Failed SSH login attempts ( 1 2 3 ) Capt_Caveman	01-03-2006 03:22 PM by unSpawn	38	228,063
Firewall setup problem - newbie here, reading guides and learning. Linus_Newb	07-01-2021 11:12 AM by Trihexagonal	2	384
What is your opinion about DoH ? Do you use it ? hifi100	06-30-2021 08:08 AM by boughtonp	1	515
Does anyone know how to resolve missing kernel mitigation's? mstjohn1974	06-29-2021 08:27 AM by mstjohn1974	3	3,158
How can I hide my URI requests from a snoopy modem? lucmove	06-28-2021 01:54 PM by Linux_Kidd	6	866
[SOLVED] How do DarkSide do it? ( 1 2 3 4 5 ) business_kid	06-28-2021 07:54 AM by Trihexagonal	70	3,755
usb to ethernet adapter pingu_penguin	06-27-2021 07:00 AM by leclerc78	10	1,081
How would you script the temporary IP banning on Linux? ( 1 2 ) postcd	06-25-2021 02:27 PM by jefro	23	1,343
opasswd not update jong2ry	06-18-2021 07:48 AM by wpeckham	1	1,194
Pihole only shows 1 hour in the Total queries over last 24 hours- Solved tuxthegreat	06-16-2021 04:09 PM by boughtonp	1	718
[UFW BLOCK] in dmesg MilkTea	06-13-2021 02:50 AM by ondoho	5	2,904
Groups listed with 'id' are different SlowCoder	06-11-2021 12:35 AM by ondoho	5	577
Shellbags equivalent in Linux doddy	06-10-2021 05:59 AM by GazL	1	788
Higher priority for root processes fortea	06-03-2021 08:56 AM by sundialsvcs	7	804
[SOLVED] Mobile USB tethering & wifi hotspot security elaterite	06-02-2021 02:18 PM by elaterite	4	898
Why isn't VirusTotal detecting a zip file that contains malware? winger9	06-02-2021 12:37 AM by ondoho	3	755
Linux Mint FBCE version 19.3 not accepting password GaletonLiberty	05-28-2021 11:13 AM by GaletonLiberty	3	513
pam_unix(runuser-l:session) junascad	05-28-2021 06:42 AM by shruggy	1	2,772
Mint 20.1 64 bit Mate login password jp-ul80jt	05-27-2021 08:33 AM by jp-ul80jt	3	711
How would you choose different ciphers, modes of operation, etc. in libcrypt? Erentigionation	05-24-2021 05:55 AM by Erentigionation	2	433
encrypted LUKS partition - last time accessed Hale	05-23-2021 08:07 AM by smallpond	1	425
Mint 20.1 64 bit Mate login password jp-ul80jt	05-21-2021 07:29 PM by frankbell	1	535
How to achieve maximum possible security under Linux ? ( 1 2 ) hifi100	05-20-2021 08:46 AM by eionmac	25	1,717
Do STIGs force implementation? scottieH	05-19-2021 12:16 PM by scottieH	3	573
RHEL8/STIGs/aide.conf OwnerMode entry errors JohnBoyNC	05-18-2021 11:28 AM by scottieH	7	1,597
Is possible to configure multiple interfaces in one rule in/out for default and custom chains? danm_user	05-17-2021 09:19 AM by danm_user	5	1,068
SELinux and NTP problem. n00b_noob	05-16-2021 10:45 AM by berndbausch	10	1,489
ssh hangs at SSH2_MSG_KEX_DH_GEX_INIT sent bbraml	05-11-2021 06:26 PM by scottieH	3	1,533
Updating sshd_config with new list of ciphers mramirez81	05-11-2021 06:05 PM by scottieH	2	974
How to put password in file safe? JSB	05-11-2021 02:00 PM by scasey	3	321
Looking for opinion re NordVPN vs. Surfshark binkyd	05-10-2021 07:59 PM by leclerc78	1	467
Poll: Need Help with Gnome Stupidity - Ubuntu 21 Server bryanrood	05-10-2021 02:40 PM by michaelk	2	790
[SOLVED] Strange rkhunter daily email reports newb01	05-05-2021 11:24 PM by newb01	1	746
"Number of unauthorized access attempts: Zero." sundialsvcs	05-04-2021 01:16 PM by sundialsvcs	2	723
Dataplicity security? Offcenter	05-01-2021 06:24 AM by ondoho	9	1,232
appimage and sandbox chomwitt	04-24-2021 11:15 AM by jsbjsb001	6	3,955
Is OpenSSL damning for not storing file names? JASlinux	04-23-2021 02:17 AM by JASlinux	7	666
[SOLVED] Encrypt /home directory Arch4GoodieLike	04-20-2021 12:21 PM by jsbjsb001	1	764
Hacked or Trojaned? Jackson111	04-19-2021 11:54 AM by ondoho	6	1,048
Aescrypt vs. OpenSSL JASlinux	04-18-2021 07:07 AM by JASlinux	6	1,877
Problem with leaks in IPTABLES firewall hkjz	04-17-2021 01:58 PM by elgrandeperro	3	676
Windows Malware and Linux Blakes7	04-17-2021 06:27 AM by Blakes7	6	772
Automatic creating rules and enabling firewll roffeboffe	04-16-2021 02:22 AM by shruggy	9	10,193
[SOLVED] Ubuntu Remote Access Trojan ( 1 2 3 ) whois1230	04-15-2021 12:17 PM by whois1230	40	3,150
NFTables questions notooth	04-15-2021 11:43 AM by jdrosales	3	506
Anyone have a browser extension which covers the url input box? elcore	04-14-2021 07:40 AM by elcore	10	850
request to help with setting up IP TABLES // (tcpdump and Maltrail involved) hkjz	04-06-2021 12:59 PM by hkjz	12	1,371
[SOLVED] Add a masquerading source NAT rule that forwards traffic from your router port to the WAN connection PROBLEMCHYLD	04-04-2021 01:19 PM by PROBLEMCHYLD	3	677
Is receiving current information a security issue please? abejarano	04-01-2021 01:51 AM by abejarano	8	698
granting file permissions to a process dynamically beroal	03-30-2021 06:05 PM by scottieH	4	567
ould anyone please tell me how to use the info gathered on a website vulnerability in order to hack in? Thank you needinfo	03-30-2021 12:02 PM by astrogeek	5	709

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