Fail2ban jails

Tony Collins On 9 October 2017 at 07:59, Dominic Raferd <[email protected]> wrote: > Is it possible to modify a setting for a fail2ban jail such that it takes > no real action but still logs what it would have done? > > Use case: I have two jails which are reacting to the same underlying event > - a failed smtp auth login - …Fail2Ban logic is determined by a number of jails. A jail is a set of rules covering an individual scenario. The settings of the jail determine what is to be done once an attack is detected according to a predefined filter (a set of one or more regular expressions for monitoring the logs). For more information, see Fail2Ban Jails Management.2021/09/14 ... We already had common brute-force attack patterns on Wordpress covered by a custom Fail2Ban jail, which mainly trapped POST requests to ... mid market rent aberdeen I have no idea what are the available type of "jails", since I was trying to explore the /etc/fail2ban/jail.d to check the filenames of the script. Because usually, the format is like this right? [filenameofscript] then I'll be enabling each and everyone of them. But I cannot list all of the scripts/files in the /etc/fail2ban/jail.d directory.Generally Fail2Ban is then used to update firewall rules to reject the IP addresses for a specified amount of time, although any arbitrary other action (e.g. sending an email) could also be configured. Out of the box Fail2Ban comes with filters for various services (apache, courier, ssh, etc). Fail2Ban is able to reduce the rate of incorrect ...2021/09/14 ... We already had common brute-force attack patterns on Wordpress covered by a custom Fail2Ban jail, which mainly trapped POST requests to ...2021/04/22 ... jail.confだと以下のようにすべてのポートが対象になっています。 port = 0:65535. filter = ログから対象行を抽出するためのフィルタを指定 ... b660 overclock Fail2Ban logic is determined by a number of jails. A jail is a set of rules covering an individual scenario. The settings of the jail determine what is to be done once an attack is detected according to a predefined filter (a set of one or more regular expressions for monitoring the logs). For more information, see Fail2Ban Jails Management.Go to Tools & Settings > IP Address Banning (Fail2Ban) (in the Security group). The Fail2Ban component has to be installed on your server. Select the Enable intrusion detection checkbox. This will activate the Fail2Ban service. Specify the following settings: IP address ban period – the time interval in seconds for which an IP address is banned. falsely accused of bullying at work yum install fail2ban There is a bug with the current (0.8.4-27) Fedora and RedHat distros [1] which will prevent jails from starting unless SELinux is disabled. …Jun 5, 2016 · now write to the file (ctrl + o) and close it (ctrl + x) restart fail2ban service. sudo systemctl restart fail2ban. check fail2ban status. sudo fail2ban-client status. you should get a output like this: Status |- Number of jail: 1 `- Jail list: sshd. now you check individuals jails e.g. sudo fail2ban-client status sshd. Go to Tools & Settings > IP Address Banning (Fail2Ban) (in the Security group). The Fail2Ban component has to be installed on your server. Select the Enable intrusion detection checkbox. This will activate the Fail2Ban service. Specify the following settings: IP address ban period – the time interval in seconds for which an IP address is banned. houses for sale b67In order to find what client has triggered the jail, the idea is Go to fail2ban.log and find the jail use fail2ban-regex with the relevant log (written in jail.local) and the relevant filter (same as the jail name) 1 Like yummiweb (Yummi Web) April 19, 2021, 8:18pm #32019/12/18 ... Jailではどのログにどのような文字列が存在した場合、検知対象となるかなど、接続禁止のルールを詳細に設定することができます。Pleskでは、標準で数種類 ...Fail2ban - unban ip list from all active jails. This bash script will search through all active jails, unbanning the given ip's if found. Installation irawo afefe ati omi Fail2ban - unban ip list from all active jails. This bash script will search through all active jails, unbanning the given ip's if found. Installation TinyCP has a really nice Fail2ban interface and I managed to add a few tweaks to allow further granular control. In this post, I will demonstrate how to add "Apache 404" and "Apache Anti-Bots". 1. Ensure Fail2ban is installed and operational. This guide is based on Ubuntu 18.04. 2. Edit /etc/fail2ban/jail.conf as follows; [apache-404-noscript]Dec 5, 2022 · Here’s how to install Fail2Ban on Debian: Update and upgrade your system repository by typing in the command below and pressing Enter: apt-get update && apt-get upgrade -y Proceed with the Fail2Ban installation using the following command: apt-get install fail2ban If you want to add email support, install Sendmail by running this command: Jul 13, 2014 · I have no idea what are the available type of "jails", since I was trying to explore the /etc/fail2ban/jail.d to check the filenames of the script. Because usually, the format is like this right? [filenameofscript] then I'll be enabling each and everyone of them. But I cannot list all of the scripts/files in the /etc/fail2ban/jail.d directory. Fail2Ban is able to reduce the rate of incorrect authentications attempts however it cannot eliminate the risk that weak authentication presents. Configure services to use only two factor or public/private authentication mechanisms if you really want to protect services. More about Fail2ban Fail2ban ChangeLog (List of changes)Sep 28, 2021 · Robert L. Gilder Elections Service Center, 2514 N. Falkenburg Road (8 a.m. to 5 p.m.) Supervisor of Elections Southeast Regional Office, 10020 S. US Highway 301 (8 a.m. to 5 p.m.) Supervisor of ....Contact Your Supervisor.Hardee County Supervisor of Elections.Diane Smith, Supervisor 311 N. 6th Ave. Wauchula, FL 33873 Phone: 863-773 … barnsley death records A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior.The fail2ban-client interface is useful for querying and managing jails, but in this case the one we want is fail2ban-regex which can be called as follows: # fail2ban-regex <logfile> <failregex> <ignoreregex>The fail2ban tool in Linux monitors system logs for signs of attacks, putting offending systems into what is called "jail", and modifying firewall settings. It shows what systems are in jail...Fail2ban has four configuration file types: fail2ban.conf. Fail2Ban global configuration (such as logging) filter.d/*.conf. Filters specifying how to detect authentication failures. action.d/*.conf. Actions defining the commands for banning and unbanning of IP address. jail.conf. iwe woli fail2ban-jail.local Raw gistfile1.txt [INCLUDES] #before = paths-distro.conf before = paths-fedora.conf # The DEFAULT allows a global definition of the options. They can be overridden # in each jail afterwards. [DEFAULT] # # MISCELLANEOUS OPTIONS # # "ignoreip" can be an IP address, a CIDR mask or a DNS host. Fail2ban will notShow top 20 most banned IP address in all jails: sqlite3 /var/lib/fail2ban/fail2ban.sqlite3 "select jail,ip,count (*) as count from bips group by ip order by count desc limit 20" If you want to see structure and all data of this file in a GUI app, I recommend DB Browser For Sqlite. As of version v0.11.1, fail2ban changed its database structure. can i rent a council house with bad credit TinyCP has a really nice Fail2ban interface and I managed to add a few tweaks to allow further granular control. In this post, I will demonstrate how to add "Apache 404" and "Apache Anti-Bots". 1. Ensure Fail2ban is installed and operational. This guide is based on Ubuntu 18.04. 2. Edit /etc/fail2ban/jail.conf as follows; [apache-404-noscript]2019/04/28 ... よく見るとStatus for the jail というグループが3つあります。 これは、ssh接続の他にも2項目fail2banで監視しているということです。 ちなみにwordpress ... mobile homes for sale portstewart The Fail2ban Configuration Process. In this next part of this tutorial, you'll find a number of examples exploring popular Fail2ban configurations utilizing fail2ban.local and jail.local files. Fail2ban will read.conf configuration files initially before .local files override any settings.. As a result, any configuration adjustments tend to be performed in .local files while the .conf files ...now write to the file (ctrl + o) and close it (ctrl + x) restart fail2ban service. sudo systemctl restart fail2ban. check fail2ban status. sudo fail2ban-client status. you should get a output like this: Status |- Number of jail: 1 `- Jail list: sshd. now you check individuals jails e.g. sudo fail2ban-client status sshd. warden aided housing nottingham During the installation process, fail2ban will generate a file called “ jail.conf “. We need to make a copy of this file and name it “ jail.local “, fail2ban will automatically detect this file and load in its configuration for it. Let’s copy the file by running the following command on the terminal on the Raspberry Pi.List all available jails: # plesk bin ip_ban –jails. Enable/disable a jail using its name from step 3 with the command: Note: Jails can be activated only when Fail2Ban is enabled. …sudo zgrep 'Ban' /var/log/fail2ban.log*. but that output has so many lines. This counts lines of all logged banned (and likely unbanned) ip's: sudo zgrep 'Ban' …The fail2ban-client interface is useful for querying and managing jails, but in this case the one we want is fail2ban-regex which can be called as follows: # fail2ban-regex <logfile> <failregex> <ignoreregex> But instead of typing regular expressions into the command, you can just throw at it the relevant filter configuration file.Install and configure Fail2ban jail First, we need to update our local package index and then we can use apt to download and install the package: sudo apt-get update sudo apt-get install fail2ban Configure Fail2Ban with your Service Settings The fail2ban service keeps its configuration files in the /etc/fail2ban directory.Show top 20 most banned IP address in all jails: sqlite3 /var/lib/fail2ban/fail2ban.sqlite3 "select jail,ip,count (*) as count from bips group by ip order by count desc limit 20" If you want to see structure and all data of this file in a GUI app, I recommend DB Browser For Sqlite. As of version v0.11.1, fail2ban changed its database structure. british gas pay as you go top up Visit VineLink.com to view prisoner mugshots. VINELink is The National Victim Notification Network and the website is updated constantly by law enforcement organizations throughout the United States. This information is sometimes removed de... last fortress gift codes Fail2ban Jails # Fail2ban uses a concept of jails. A jail describes a service and includes filters and actions. Log entries matching the search pattern are counted, and …Jul 15, 2021 · Configuring Fail2Ban. Once the installation is completed, head over to the directory in /etc/fail2ban. First, we'll configure our “jail” settings. These are kept in this directory in the file jail.conf. Do not make changes directly to this file! Each time there's a package upgrade, this file gets modified. Mar 10, 2021 · Fail2ban Jails # Fail2ban uses the concept of jails. A jail describes a service and includes filters and actions. Log entries matching the search pattern are counted, and when a predefined condition is met, the corresponding actions are executed. Fail2ban ships with a number of jail for different services. eva 02 stl fail2ban-client You can also use fail2ban-client to find out status of a particular jail using following command: fail2ban-client status nginx-req-limit This will show:The latest fail2ban-client (0.10) has a unban -all command. Jails can also be individually "restarted", effectively clearing the bans. If you have an older version, this trick might work for automatic temporary bans: … english literature paper 1 Fail2Ban is a free and open source software that helps in securing your Linux server against malicious logins. Fail2Ban will ban the IP (for a certain time) if there is a certain number of failed login attempts. Fail2Ban works out of the box with the basic settings but it is extremely configurable as well.The fail2ban filter performs a silent ban action. It gives no explanation to the remote user, nor is the user notified when the ban is lifted. Unbanning a system It will …Jail Configuration Jails are the rules which fail2ban apply to a given application/log: [ssh] enabled = true port = ssh filter = sshd logpath = /var/log/auth.log maxretry = 3 To enable the other profiles, such as [ssh-ddos], make sure the first line beneath it reads: enabled = true Once done, restart fail2ban to put those settings into effect 3 bedroom houses to rent in cobham See full list on wiki.archlinux.org either create hard- or sym-link for last/active file with a fixed name (so fail2ban is always able to find it with the same name, and you'd not need wildcard at all); or to notify fail2ban to reload the jail if logfile-name got changed ( fail2ban-client reload vpn ). Here is an example for logrotate amendment:$ fail2ban-client <COMMAND> or by typing them in the interactive console available with: $ fail2ban-client -i Contents [ hide ] 1 BASIC 2 LOGGING 3 DATABASE 4 JAIL CONTROL 5 JAIL CONFIGURATION 6 COMMAND ACTION CONFIGURATION 7 GENERAL ACTION CONFIGURATION 8 JAIL INFORMATION 9 COMMAND ACTION INFORMATION 10 GENERAL ACTION INFORMATION BASIC LOGGING mercedes wiring diagram Oct 13, 2020 · Install Fail2Ban by running the following command: sudo apt-get install fail2ban. To ensure that Fail2ban runs on system startup, use the following command: sudo systemctl enable fail2ban.service. After the installation is complete, you can begin configuring Fail2Ban to set up a jail for your SSH server. ue4 get actor from controller Jails are the rules which fail2ban applies to any given application or log file. SSH jail settings, which you can find at the top of the jails list, are enabled by default. [sshd] enabled = true You can enable any other jail modules in the same fashion by editing the enabled parameter to true.Jul 15, 2021 · Configuring Fail2Ban. Once the installation is completed, head over to the directory in /etc/fail2ban. First, we'll configure our “jail” settings. These are kept in this directory in the file jail.conf. Do not make changes directly to this file! Each time there's a package upgrade, this file gets modified. Fail2ban is a log-parsing application that monitors system logs for symptoms of an automated attack on your Linode. In this guide, you learn how to use Fail2ban to … nms ship seed On Ubuntu Fail2Ban for SSH should automatically be enabled once you install Fail2Ban, but you can check if it is indeed enabled in the main jail.conf file or by checking the jail status with the CLI tool as shown in the sections below. To manually configure Fail2Ban for SSH, you will need to create a jail.local file: $ sudo nano /etc/fail2ban ...The fail2ban tool in Linux monitors system logs for signs of attacks, putting offending systems into what is called "jail", and modifying firewall settings. It shows what systems are in jail...The fail2ban provides a command-line fail2ban-client for interacting with the Fail2ban service. This allows you to manage and configure the Fail2ban from the command line, and also allows you to manage Fail2ban jails. To verify fail2ban installation and configuration, run the fail2ban-client below command. sudo fail2ban-client ping deaths in hockley essex This logfile can be analyzed by fail2ban to block access and prevent authentication attacks. Fail2Ban configurations. You should know how to use and configure fail2ban, we cannot help with that part! Having said that, here are some possible rules for your fail2ban configuration. First the Kimai specific filter:Oct 13, 2020 · Install Fail2Ban by running the following command: sudo apt-get install fail2ban. To ensure that Fail2ban runs on system startup, use the following command: sudo systemctl enable fail2ban.service. After the installation is complete, you can begin configuring Fail2Ban to set up a jail for your SSH server. beach houses for sale in venezuela May 13, 2021 · Install Fail2ban on Ubuntu 1. Before adding new packages, it’s important to update the system repository and upgrade software. To do so, run the command: apt-get update && apt-get upgrade Press y to confirm and hit Enter. 2. Now you can install Fail2ban with: apt-get install fail2ban 3. Optionally, you can install Sendmail for email support: Fail2ban uses the separate jail.local file to actually read your configuration settings. Open the jail.local file in your preferred text editor. Locate the [DEFAULT] section, which contains the following global options: ignoreip: This option enables you to specify IP addresses or hostnames that fail2ban will ignore.The Fail2ban Configuration Process. In this next part of this tutorial, you'll find a number of examples exploring popular Fail2ban configurations utilizing fail2ban.local and jail.local files. Fail2ban will read.conf configuration files initially before .local files override any settings.. As a result, any configuration adjustments tend to be performed in .local files while the .conf files ... pls donate custom text copy and paste Jun 5, 2016 · now write to the file (ctrl + o) and close it (ctrl + x) restart fail2ban service. sudo systemctl restart fail2ban. check fail2ban status. sudo fail2ban-client status. you should get a output like this: Status |- Number of jail: 1 `- Jail list: sshd. now you check individuals jails e.g. sudo fail2ban-client status sshd. 4) [Optional] If you want to apply Fail2Ban for SSH then create jail file sshd.local. (No need to create filter rules for SSH, Fail2ban by default shipped with filter rules for SSH)$ fail2ban-client <COMMAND> or by typing them in the interactive console available with: $ fail2ban-client -i Contents [ hide ] 1 BASIC 2 LOGGING 3 DATABASE 4 JAIL CONTROL 5 JAIL CONFIGURATION 6 COMMAND ACTION CONFIGURATION 7 GENERAL ACTION CONFIGURATION 8 JAIL INFORMATION 9 COMMAND ACTION INFORMATION 10 GENERAL ACTION INFORMATION BASIC LOGGING jbridge 32 bit 64 bit2022/05/09 ... ログを見ているとpostfixに対する不正アクセスがメチャクチャ多くて気になるので追記してみます。 # vi /etc/fail2ban/jail.d/default-debian.conf. [sshd]You need to go through extensive research to pick the best monitor for fail2ban jail. And you may highly depend on customer reviews online to have a detailed overview of the product beforehand. But unfortunately, many reviews don't depict the true characteristics, and you end up buying trash. horus heresy rules pdf 20 Step 4. Fail2ban jails. Fail2ban uses jails to apply rules on a given application or log file. Jails are basically a service that includes filters and actions, the log entries are checked and if they match a predefined condition then those IPs are banned. The sshd jail is enabled by default and you can find it at the top of the jails list. gem tv serial Make sure that your loglevel specified in fail2ban.conf/.local. # is not at DEBUG level -- which might then cause fail2ban to fall into. # an infinite loop constantly feeding itself with non-informative lines. # 2. Increase dbpurgeage defined in fail2ban.conf to e.g. 648000 (7.5 days)fail2ban-client Another command-line tool included with Fail2Ban that lets you query and modify the status and parameters of all filters/jails. # fail2ban-client --help The simplest usage is to query the status of the jails: # fail2ban-client status Status |- Number of jail: 5 `- Jail list: proftpd, apache-missing, ssh, sendmail, fail2ban-smtpApr 14, 2018 · fail2ban / fail2ban Public master fail2ban/config/jail.conf Go to file al42and Create filter for Dante SOCKS server Latest commit 05c162e on Apr 14, 2018 History 66 contributors +33 985 lines (696 sloc) 25.1 KB Raw Blame # # WARNING: heavily refactored in 0.9.0 release. Please review and # customize settings for your setup. # read under the oak tree Deactivate Fail2Ban: # plesk bin ip_ban --disable. List all available jails: # plesk bin ip_ban --jails. Enable/disable a jail using its name from step 3 with the command: Note: Jails can be activated only when Fail2Ban is enabled. Enabling a jail: # plesk bin ip_ban --enable-jails <jail_name> In the example below, we are enabling the 'plesk ...Jul 15, 2021 · Configuring Fail2Ban. Once the installation is completed, head over to the directory in /etc/fail2ban. First, we'll configure our “jail” settings. These are kept in this directory in the file jail.conf. Do not make changes directly to this file! Each time there's a package upgrade, this file gets modified. fail2ban-allstatus.sh This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. sims 4 90s decor cc Fail2ban is designed to work on the local server. So it does it's ban actions on the same server where it reads the logs. This can be a problem if you run Zimbra in a multi server scenario, where you can read the logs on the mailbox server, but want to apply the ban on the proxy server.Fail2ban is a log-parsing application that monitors system logs for symptoms of an automated attack on your Linode. In this guide, you learn how to use Fail2ban to … opel astra h wiring diagram Tony Collins On 9 October 2017 at 07:59, Dominic Raferd <[email protected]> wrote: > Is it possible to modify a setting for a fail2ban jail such that it takes > no real action but still logs what it would have done? > > Use case: I have two jails which are reacting to the same underlying event > - a failed smtp auth login - …Fail2ban is a log processor that uses regular expression (regex) filters to scan log files and perform custom actions once the expressions find matches. For each log file (or set of corresponding log files) fail2ban sets up a jail. Matches that meet the criteria set by you within the module configuration are stopped by the jails.The fail2ban filter performs a silent ban action. It gives no explanation to the remote user, nor is the user notified when the ban is lifted. Unbanning a system It will inevitably happen that a system gets banned that needs to be quickly unbanned. In other words, you can't or don't want to wait for the ban period to expire. home depot baseboard heater Ubuntu 16.04 installs Fail2ban V.0.9.3-1 To config it, do the following: apt update apt install fail2ban after Fail2ban has been successfully installed: cd …Fail2Ban is able to reduce the rate of incorrect authentications attempts however it cannot eliminate the risk that weak authentication presents. Configure services to use only two factor or public/private authentication mechanisms if you really want to protect services. More about Fail2ban Fail2ban ChangeLog (List of changes)Fail2ban Jails # Fail2ban uses a concept of jails. A jail describes a service and includes filters and actions. Log entries matching the search pattern are counted, and when a predefined condition is met, the corresponding actions are executed. Fail2ban ships with a number of jail for different services. You can also create your own jail ... marriage story script everyday i wake up May 28, 2016 · The latest fail2ban-client (0.10) has a unban -all command. Jails can also be individually "restarted", effectively clearing the bans. If you have an older version, this trick might work for automatic temporary bans: delete the jail which contains the ban then restart fail2ban so that the (now empty) jail would be recreated. 2022/01/26 ... The primary purpose of fail2ban is to jail services. When a service, such as SSHd, is jailed, then fail2ban will continuously look in the ... accident on highway 16a range road 20 2020/06/04 ... local . The jail.local file is the configuration file of interest for us. $ sudo cp /etc/fail2ban/jail ...Jul 15, 2021 · Configuring Fail2Ban. Once the installation is completed, head over to the directory in /etc/fail2ban. First, we'll configure our “jail” settings. These are kept in this directory in the file jail.conf. Do not make changes directly to this file! Each time there's a package upgrade, this file gets modified. Step 2 – Configuring Fail2ban The fail2ban service keeps its configuration files in the /etc/fail2ban directory. There is a file with defaults called jail.conf. Go to that … calculus textbook answers List all available jails: # plesk bin ip_ban –jails. Enable/disable a jail using its name from step 3 with the command: Note: Jails can be activated only when Fail2Ban is enabled. …Install Fail2ban on Ubuntu 1. Before adding new packages, it’s important to update the system repository and upgrade software. To do so, run the command: apt-get update && apt-get upgrade Press y to confirm and hit Enter. 2. Now you can install Fail2ban with: apt-get install fail2ban 3. Optionally, you can install Sendmail for email support:Configuring Fail2Ban. Once the installation is completed, head over to the directory in /etc/fail2ban. First, we'll configure our “jail” settings. These are kept in this directory in the file jail.conf. Do not make changes directly to this file! Each time there's a package upgrade, this file gets modified.Configure Fail2ban and enable/start fail2ban.service. fail2ban-client. The fail2ban-client allows monitoring jails (reload, restart, status, etc.), to view all available commands: $ fail2ban-client To view all enabled jails: # fail2ban-client status To check the status of a jail, e.g. for sshd: # fail2ban-client status sshd bet angel strategies Oct 3, 2022 · During the installation process, fail2ban will generate a file called “ jail.conf “. We need to make a copy of this file and name it “ jail.local “, fail2ban will automatically detect this file and load in its configuration for it. Let’s copy the file by running the following command on the terminal on the Raspberry Pi. Fail2Ban logic is determined by a number of jails. A jail is a set of rules covering an individual scenario. The settings of the jail determine what is to be done once an attack is detected according to a predefined filter (a set of one or more regular expressions for monitoring the logs). For more information, see Fail2Ban Jails Management.Configuring Fail2Ban. Once the installation is completed, head over to the directory in /etc/fail2ban. First, we'll configure our “jail” settings. These are kept in this directory in the file jail.conf. Do not make changes directly to this file! Each time there's a package upgrade, this file gets modified. worcester boiler error code 2951 Install Fail2ban on Ubuntu 1. Before adding new packages, it’s important to update the system repository and upgrade software. To do so, run the command: apt-get update && apt-get upgrade Press y to confirm and hit Enter. 2. Now you can install Fail2ban with: apt-get install fail2ban 3. Optionally, you can install Sendmail for email support: anal sex with mom Dec 5, 2022 · Here’s how to install Fail2Ban on Debian: Update and upgrade your system repository by typing in the command below and pressing Enter: apt-get update && apt-get upgrade -y Proceed with the Fail2Ban installation using the following command: apt-get install fail2ban If you want to add email support, install Sendmail by running this command: either create hard- or sym-link for last/active file with a fixed name (so fail2ban is always able to find it with the same name, and you'd not need wildcard at all); … plastikote spray paint Configure Fail2ban and enable/start fail2ban.service. fail2ban-client. The fail2ban-client allows monitoring jails (reload, restart, status, etc.), to view all available commands: $ fail2ban-client To view all enabled jails: # fail2ban-client status To check the status of a jail, e.g. for sshd: # fail2ban-client status sshd Fail2Ban is a server that scans log files for entries indicating failed logins or other attacks, and then performs actions such as firewalling or otherwise blocking the sources of those …Step 2 – Configuring Fail2ban The fail2ban service keeps its configuration files in the /etc/fail2ban directory. There is a file with defaults called jail.conf. Go to that … gta 5 crew colors hex codes 2021