.
# Dumper: root? Remove or comment out.
# Operator: root? Remove or comment out.
# Trap decode to catch security attacks
# Decode: root
# Person who shocould get roots mail
# Root: marc
After the last update, do not forget to run/usr/bin/newaliases to make the change take effect.
9. prevent your system from responding to any external/internal ping requests.
Since no one can ping your machine and receive a response, you can greatly enhance the securit
checks your tcp wrapper configuration and reports all detected potential/existing problems.8. Alias file aliasesEdit the alias file/etc/aliases or/etc/mail/aliases) and remove/comment the following line.
# Basic system aliases -- these MUST be present.MAILER-DAEMON: postmasterpostmaster: root# General redirections for pseudo accounts.bin: rootdaemon: root#games: root ?remove or comment out.#ingres: root ?remove or comment out.nobody: root#system: root ?remove or comment out.#toor: roo
: 192.168.1.10/255.255.255.0 gate.openarch.com
The IP address 192.168.1.10 and the host name gate.openarch.com can be connected through ssh.
After the configuration is complete, use tcpdchk to check
[Root @ deep] # tcpdchk
Tcpchk is the TCP_Wrapper configuration check tool,
It checks your tcp wrapper configuration and reports all detected potential/existing problems.
8. Alias file aliases
Edit the alias file/etc/aliases (or/etc/mail/aliases) and delete/comment the following line.
# Basic syst
For example, how to use dumpbin.exeto check the information embedded by the compiler, dumpbin.exe Compiler
Enable CMD
Run the following command in the dumpbin Directory: D: \ Program Files (x86) \ Microsoft Visual Studio 12.0 \ VC \ bin.
Run the command VCVARS32.BAT to configure the environmentIf you do not run vcvars32.bat, the following prompt is displayed:
Run the dumpbin commandD: \ Program Files (x86) \ Microsoft Visual Studio 12.0 \ VC \ bin> dumpbin/exports E :\DSTCode \ Web \ DSTWeb
updated by many users who use it throughout the day.
-It is open-source.
-It is free.
Many organizations are using Bugzilla, including IBM and IBM's Linux Technology Center. You can add the bug-and-solution tracking tool to your Linux system according to the Bugzilla installation instructions in this article.
Prerequisites for Installation
The latest stable version of Bugzilla is 2.18rc3, which requires that the following software versions have been installed on your Linux system (s
Compile and install MySQL5.6.23 on CentOS7
1. Download source code
wget http://dev.mysql.com/get/Downloads/MySQL-5.6/mysql-5.6.23.tar.gz
2. Extract
tar zxvf mysql-5.6.23.tar.gz
3. install necessary packages
sudo yum install cmake gcc-c++ ncurses-devel perl-Data-Dumper
4. Go to the mysql source code directory and generate makefile
cmake .
5. Compile
make
6. Install
sudo make installMysql will be installed in the/usr/local/mysql path.
7. A
:
After the download, check the MD5 of the file to check whether the original version is downloaded from the official website (to prevent tampering with the software)
After downloading it from windows and uploading it to linux, run the md5sum command to check:
[Root @ localhost src] # md5sum mysql-5.6.25.tar.gz37664399c91021abe070faa700ecd0ed mysql-5.6.25.tar.gz
It can be seen that it is consistent with the MD5 in. If it is inconsistent, you need to change the image address to download mysql
or comment out.
# Dumper: root? Remove or comment out.
# Operator: root? Remove or comment out.
# Trap decode to catch security attacks
# Decode: root
# Person who shocould get roots mail
# Root: marc
After the last update, do not forget to run/usr/bin/newaliases to make the change take effect.
9. prevent your system from responding to any external/internal ping requests.
Since no one can ping your machine and receive a response, you can greatly enha
configure the "/etc/exports" file to make the access restrictions as strict as possible. that is to say, do not use wildcards, do not allow write permission on the root directory, and try to only give read permission. add the following to the/etc/exports file:/Dir/to/export host1.mydomain.com (ro, root_squash)/Dir/to/export host2.mydomain.com (ro, root_squash)We recommend that you do not use NFS.
6. inetd. conf or xinetd. confIf it is inetd. conf, it is recommended to comment out all programs s
/Etc/hosts. allow, for example:
Sshd: 192.168.1.10/255.255.255.0 gate.openarch.com
The IP address 192.168.1.10 and the host name gate.openarch.com can be connected through ssh.
After the configuration is complete, use tcpdchk to check
[Root @ deep] # tcpdchk
Tcpchk is the TCP_Wrapper configuration check tool,
It checks your tcp wrapper configuration and reports all detected potential/existing problems.
8. Alias file aliases
Edit the alias file/etc/aliases (or/etc/mail/aliases) and delete/commen
', time (), true); echo "
From the entire process letter, there are the following issues1. $ finished = $ dumper-> multiDump ($ filename, $ fileid, $ sizelimit, $ backdir );After direct post, filename is not processed and the file is stored. Of course, a suffix of tgz will be added after $ filename.The problem arises. % 00 is not filtered.How to traverse directories, for exampleIf path:/a/B/c/g. phpSo this traversal is also possible/a/B/c/g. php /../
http://blog.csdn.net/csfreebird/article/details/10105681Dumpbin/headers Gdal18.dll (or Xxx.exe)If VS2012 is installed, open a console window provided by VS 2012, such as VS2012 x64 Native Tools Command Prompt.Use the following command to view the program's header information:[CPP]View PlainCopy
Gdal_1.8_rtc>dumpbin/headers Gdal18.dll
Microsoft (R) coff/pe dumper Version 11.00.60610.1
Copyright (C) Microsoft Corporation. All rights reserved.
1. Create an Audit policySql> alter session set CONTAINER=PDB1; sql> Create or replace directory Dumpdir as '/u12/app/dumpdir '; Sql> Grant Read,write on directory Dumpdir to Scott; Sql> Create audit Policy dp_01 actions component=datapump export;2. Open Audit PolicySql> Audit Policy dp_01;3. Perform a data pump export operation$ EXPDP scott/[email protected] Dumpfile=scott_schema Directory=dumpdir4. Refresh data to disksql> exec Sys.dbms_audit_mgmt.flush_unified_audit_trail;5. View Unified_aud
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