This is a collection of sites about security.
The order is alphabetical.

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URL
Name
Language
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blog
No Image Name URL Description Tag
1 Acunetix Web Security Blog https://www.acunetix.com/blog/ This is a blog about security from Acunetix, a company famous for its Web Application Scanner.sss
  • English
  • Web Audit
  • Foreign Country
  • Company
  • Blog
  • Information Provision
2 Aironworks Blog https://note.com/aironworks This is a Note from Aniwo, whose engineers are from Israel Unit 8200. They provide information about security.sss
  • Japanese
  • Foreign Country
  • Company
  • Blog
  • Information Provision
3 AT&T Cybersecurity Blog https://cybersecurity.att.com/blogs
  • English
  • Foreign Country
  • Company
  • Blog
  • Information Provision
4 Compass Security Blog https://blog.compass-security.com/
  • English
  • Foreign Country
  • Company
  • Blog
  • Information Provision
5 CYBER WORLD MIRROR https://cyberworldmirror.com/ This is a blog maintained by AshutoshBarot and VivekDesai, cyber security experts from India. You can submit articles to this blog by contacting the administrators.sss
  • English
  • Foreign Country
  • Information Provision
6 eForensics Magazines Blog https://eforensicsmag.com/blog/ This is a blog that provides information about Forensic.sss
  • English
  • Foreign Country
  • Blog
  • Forensic
  • Information Provision
7 ESET Security Blog https://www.eset.com/jp/blog/ This is ESET's blog.sss
  • Japanese
  • Company
  • Blog
  • Information Provision
8 F-Secure News https://blog.f-secure.com/ja/ This is a Japanese security blog provided by F-Secure.sss
  • Japanese
  • Major
  • Company
  • Blog
  • Information Provision
9 GitHub Security Survey Results https://securitylab.github.com/research Excellent engineers explain the analysis about vulnerabilities and how to detect vulnerabilities.sss
  • English
  • Company
  • Blog
  • Forensic
  • Information Provision
10 GitHub's Security advisory https://securitylab.github.com/advisories
  • English
  • Company
  • Blog
  • Information Provision
  • Security Advisories
11 Threat Analysis Group https://blog.google/threat-analysis-group/ This is a site that publishes the results of Google's threat analysis. It also summarizes the trends of well-known attacker groups and politically-related hacking activities.sss
  • English
  • Major
  • Foreign Country
  • Hacking
  • Information Provision
  • Threat Intelligence
  • Google
12 Google Threat Analysis Group Blog https://blog.google/threat-analysis-group/
  • Japanese
  • Foreign Country
  • Blog
  • SOC
  • Information Provision
13 Hacking Articles https://www.hackingarticles.in/ This is a blog by Raj Chandel that summarizes security issues in an easy-to-understand manner. It's in English, but it's very nicely organized.sss
  • English
  • Web Audit
  • Foreign Country
  • Hacking
  • Education
  • Blog
  • Pentest
  • Information Provision
14 IBM Security Intelligence Blog https://www.ibm.com/blogs/security/jp-ja/ IBM has been providing us with information about security. The English site is [https://www.ibm.com/security].sss
  • Japanese
  • Foreign Country
  • Company
  • Blog
  • Information Provision
15 IMMUNITY SERVICE http://immunityservices.blogspot.com/ Immunity Inc.sss
  • English
  • Blog
  • Information Provision
16 Imperva Japanese Blog https://www.imperva.com/jp/blog/ This is Imverva's Blog in Japanese.sss
  • Japanese
  • Major
  • Foreign Country
  • Company
  • Blog
17 InfosecMatter https://www.infosecmatter.com/ This site was created with the idea of creating a site where everyone can find information about Security, after realizing that there are many similar questions about Security. The site was launched in 2020, so the amount of information is not large yet, but the articles are very easy to understand.sss
  • English
  • News
  • Tools
  • Foreign Country
  • Hacking
  • Blog
  • Information Provision
18 JSOF Blog https://www.jsof-tech.com/blog/ This is a blog put together by a security company in Israel. In addition to the blog, they also publish the results of their research on security at https://www.jsof-tech.com/disclosures/.sss
  • English
  • Foreign Country
  • Blog
  • Information Provision
19 Kaspersky News https://blog.kaspersky.co.jp/category/news/ Security news provided by Kasperskysss
  • Japanese
  • Major
  • Foreign Country
  • Blog
  • Information Provision
20 NFLabs. engineer blog https://blog.nflabs.jp/ This is a technical blog published by NF Laboratories Co., Ltd. It is very easy to understand and contains useful information.sss
  • Japanese
  • Company
  • Hacking
  • CTF
  • Qualifications
  • Education
  • Blog
  • Bug Bounty
  • Information Provision
21 Open Source DFIR https://osdfir.blogspot.com/ This is a blog that provides information about open source digital forensics.sss
  • English
  • Incident Response
  • Blog
  • Forensic
  • Information Provision
22 Pentest Monkey http://pentestmonkey.net/ A collection of security blogs, SQL injection cheat sheets, and other cheat sheets.sss
  • English
  • Foreign Country
  • Education
  • Pentest
  • Information Provision
  • Cheetsheet
23 Pentester Land https://pentester.land/ This is a site that provides information about Security and also updates CheatSheet and BugBounty write-up.sss
  • English
  • Foreign Country
  • Hacking
  • Blog
  • Pentest
  • Bug Bounty
  • Information Provision
  • Cheetsheet
24 Piyolog https://piyolog.hatenadiary.jp/ This is a blog that summarizes security information by piyokango.sss
  • Japanese
  • Blog
  • Information Provision
25 Portswigger Blog https://portswigger.net/blog This is the blog of the company that develops Burp Suite.sss
  • English
  • Foreign Country
  • Company
  • Blog
  • Information Provision
26 PT SWARM https://swarm.ptsecurity.com/ PT Security Weakness Advanced Research and Modeling (PT SWARM) is the aggressive security division of Positive Technologies, and they publish information about security here.sss
  • English
  • Foreign Country
  • Blog
  • Information Provision
27 Qualys Security Blog https://blog.qualys.com/
  • English
  • Major
  • Foreign Country
  • Blog
  • Information Provision
28 Rapid7 Blog https://blog.rapid7.com/
  • English
  • Major
  • Foreign Country
  • Company
  • Blog
  • Information Provision
29 Redhat's Official Blog https://www.redhat.com/ja/blog Information about Red Hat is updated regularly. You can also refine your search for information about Security.sss
  • English
  • Major
  • Company
  • Blog
  • Information Provision
30 Sans Blog https://www.sans.org/blog/
  • English
  • Major
  • Foreign Country
  • Blog
  • Information Provision
31 SecurityTrails Blog https://securitytrails.com/blog
  • English
  • Foreign Country
  • Company
  • Blog
  • Information Provision
32 Sentinel One Blog https://www.sentinelone.com/blog/
  • English
  • Foreign Country
  • Company
  • Blog
  • Information Provision
33 Suciri Blog https://blog.sucuri.net/
  • English
  • Foreign Country
  • Company
  • Blog
  • Information Provision
34 Tenable techblog https://medium.com/tenable-techblog This is a blog that provides information about the security of Nessus' Tenable.sss
  • English
  • Major
  • Foreign Country
  • Blog
  • Information Provision
35 UBsecure Blog https://www.ubsecure.jp/blog
  • Japanese
  • Company
  • Blog
  • Information Provision
36 Ubuntu Official Blog https://ubuntu.com/blog Information about Ubuntu is updated regularly.sss
  • English
  • Major
  • Foreign Country
  • Blog
  • Information Provision
37 vulmon Blog https://blog.vulmon.com/
  • English
  • Foreign Country
  • Blog
  • Information Provision
38 Whitehat Security Blog https://www.whitehatsec.com/blog/ This is the blog of NTT Group's White Hat Security.sss
  • English
  • Foreign Country
  • Blog
  • Information Provision
39 Scios Security Blog https://security.sios.com/vulnerability/
  • Japanese
  • Blog
  • Information Provision
40 Cyber Reasons Blog https://www.cybereason.co.jp/blog/
  • Japanese
  • Foreign Country
  • Company
  • Blog
  • Information Provision
41 Security hole memo http://www.st.ryukoku.ac.jp/~kjm/security/memo/ This is a site that compiles SecurityNews links and international news.sss
  • Japanese
  • Celebrated Person
  • Celebrated Person
  • Blog
  • Blog
  • Information Provision
  • Information Provision
42 Security Cat Memorandum https://nekochansecurity555.hatenablog.com/ Security Cat is sending out information about what he has researched. He summarizes what he has found out about security, and it is very helpful.sss
  • Japanese
  • Blog
  • Information Provision
43 SoftBank Technology Blog https://www.softbanktech.co.jp/special/ They provide information like SBT svetes, cloud engineering blogs, DX stations, and vulnerability research reports.sss
  • Japanese
  • Company
  • Blog
  • Information Provision
44 Trend Micro Security News https://www.trendmicro.com/ja_jp/security-intelligence/breaking-news.html Trend Micro's security information sitesss
  • Japanese
  • News
  • Major
  • Blog
  • Information Provision
45 Trend Micro Blog https://blog.trendmicro.co.jp/ Trend Micro provides us with threat information and news from security experts.sss
  • Japanese
  • Major
  • Company
  • Blog
  • Information Provision
46 Pentest Magazine Blog https://pentestmag.com/blog/
  • English
  • Blog
  • Pentest
  • Information Provision
47 Microsoft Security Response Center blog https://msrc-blog.microsoft.com/category/msrc/ Security information about Microsoft products is being sent out.sss
  • English
  • Major
  • Company
  • Blog
  • Windows
  • Information Provision
  • Microsoft
48 Microsoft Security Response Center (Japan Security Team) https://msrc-blog.microsoft.com/category/jpsecurity/ Security information about Microsoft products is being sent out. Regular monthly updates are also posted here.sss
  • Japanese
  • Major
  • Blog
  • Information Provision
  • Microsoft
49 Microsoft Security Response Center (Security Research & Defense) https://msrc-blog.microsoft.com/category/srd/ Security information about Microsoft products is being sent out. Regular monthly updates are also posted here.sss
  • English
  • Major
  • Blog
  • Information Provision
  • Microsoft
50 LAC security hodgepodge blog https://devblog.lac.co.jp/ This is a blog by LAC that provides security information to the public.sss
  • Japanese
  • Major
  • Blog
  • Information Provision
51 Mitsui Secure Directions Research/Blog https://www.mbsd.jp/research/
  • Japanese
  • Company
  • Blog
  • Information Provision