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Security report for kuaizhang.com

深圳快学教育发展有限公司 · Technology · China

Partial score · DNS & email only

55/100

0–100, higher is better. How it is calculated

The website www.kuaizhang.com represents Shenzhen KuaiXue Education Development Co., Ltd., offering leading online financial and accounting software solutions primarily targeting small and medium-sized enterprises and accounting professionals in China. Their core products include the KuaiZhang accounting software, cloud-based inventory and sales management, and integrated business financial management tools. The company positions itself as a market leader with over 300,000 served enterprises and emphasizes ease of use, multi-terminal access, and automated financial reporting. Technically, the site employs modern web technologies such as jQuery, Bootstrap, and Swiper.js, delivering a responsive and user-friendly experience with moderate performance. Security practices include HTTPS enforcement, encrypted data storage, and user identity verification via government systems, though some security headers and incident response disclosures are absent. Overall, the site is professional, trustworthy, and business-focused with no signs of malicious or adult content.

Scanned

NIS2 and GDPR posture

GDPR outside view
50/ 100 · Medium
Checks completed
6of 7

NIS2 Art. 21(2)

  1. (a) Risk analysis and security policies: Not visible from outside
  2. (b) Incident handling: One indicator
  3. (c) Business continuity, backups and crisis management: Not visible from outside
  4. (d) Supply chain security: Not visible from outside
  5. (e) Secure acquisition, development and maintenance, including vulnerability handling: Partly checked
  6. (f) Assessing the effectiveness of security measures: Not visible from outside
  7. (g) Cyber hygiene and security training: Not visible from outside
  8. (h) Cryptography and encryption: Partly checked
  9. (i) HR security, access control and asset management: One indicator
  10. (j) Multi-factor authentication and secured communications: Not visible from outside

This scan rated NIS2 with an earlier keyword method that is no longer shown; rescan for the per-article view. Risk management, continuity, supply chain, training, MFA, management oversight (Art. 20) and incident reporting (Art. 23) need internal evidence, and Guard cannot tell whether NIS2 applies to this organisation.

GDPR is indicative only, based on publicly visible signals: Articles 7, 12, 13 and 32 of Regulation (EU) 2016/679 and Article 5(3) of the ePrivacy Directive. Not a certification or legal assessment.

Priority findings

6 findings rated critical or high. Fix these first.

  1. Email security

    SPF, DKIM and DMARC stop others sending email that looks like it comes from your domain, a common route to phishing and invoice fraud.

    • Critical

      No email authentication configured

      Domain is vulnerable to email spoofing

      What to do: Implement SPF, DKIM, and DMARC immediately

  2. SSL/TLS

    TLS encrypts the connection and proves the site is really yours. Weak or expiring certificates trigger browser warnings and put traffic at risk.

    • Critical

      Unable to retrieve SSL certificate

      Could not establish secure connection to retrieve certificate information

      What to do: Check if the server is accessible and SSL/TLS is properly configured

  3. GDPR outside view

    These are the privacy signals visitors and data protection authorities look for under GDPR.

    • High

      No Privacy Policy found

      GDPR requires a clear and accessible privacy policy

      What to do: Add a comprehensive privacy policy page and link to it prominently

    • High

      No Cookie Policy found

      GDPR requires clear information about cookie usage

      What to do: Add a dedicated cookie policy explaining cookie usage and purposes

    • High

      No Cookie Consent Banner found

      GDPR requires explicit consent for non-essential cookies

      What to do: Implement a cookie consent banner that appears on first visit

Need hands-on remediation? Email guard@offseq.com

Keep watching kuaizhang.com

This scan found 14 issues across 5 checks. Monitoring re-runs those checks daily, emails you when something material changes and records each fix, so you can show progress.

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Recommended

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  • TLS certificates and expiry
  • DNS records
  • SPF, DKIM and DMARC
  • Security headers
  • GDPR and NIS2 posture
  • Exposed services
  • Third-party trackers
  • Security score drift

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Results by check

Each check with its score, findings and the evidence it collected.

How this score is calculated

The security score runs 0–100, higher is better. It is the plain average of the security checks that completed in this scan, each counted equally. A check that could not run is left out: it counts neither as a pass nor as a fail.

Counted in this score

SSL/TLS
0
Email security
40
DNS health
85
Network security
100
GDPR outside view
50
Average
55

Not counted

  • Security headers: did not complete in this scan.
  • NIS2 outside view: Re-weights evidence from the TLS, email, DNS, network and hygiene checks, so counting it would count that evidence twice. Shown on its own.
  • OffSeq Observations: An AI reading of the site, useful context but not reproducible evidence. Shown on its own.

Findings that cap the score at 49

Each of these is serious on its own, so while any is present the site cannot rate better than high risk, however good the other checks are.

  • The certificate is not trusted by browsers
  • The website is not served over HTTPS
  • A database, remote desktop, file-sharing or Telnet service is reachable from the internet
  • The page loads a script from a compromised source
  • The domain registration has expired
  • SPF authorises every server to send mail as the domain

Partial scans

When the site blocks Guard or most checks cannot run, the score covers only the checks that ran (usually DNS and email), is capped at 75 and is shown as partial, without a risk level.

Risk levels

  • Critical0–25
  • High26–49
  • Medium50–75
  • Low76–100

Technical appendix

Business context, site observations and technical notes gathered during the scan, and the standards behind each reference.

Business context

Business profile

KuaiZhang operates in the technology sector, providing SaaS financial software solutions tailored for accounting and business management. Their business model revolves around subscription and service offerings for online accounting and inventory management. The company leverages a strong partnership ecosystem, including domains like acc5.com for static content delivery and kuaixue.com for educational services. Their market positioning is strong within China, supported by government certifications and a large user base. The website content and testimonials indicate a focus on efficiency, automation, and digital transformation for accounting professionals. Revenue streams likely include software subscriptions, premium services, and possibly training or consulting. Growth indicators include active customer testimonials and continuous product updates.

Security posture

The website demonstrates a solid security posture with HTTPS enforced and SSL encryption for data transmission. Data storage employs bank-grade encryption with key separation, and user identity verification is integrated with official government systems, enhancing trust. However, the absence of explicit security headers (e.g., CSP, HSTS), lack of published incident response or vulnerability disclosure policies, and missing cookie consent mechanisms indicate areas for improvement. No vulnerabilities or exposed sensitive data were detected in the analysis. The security score is good but could be enhanced by adopting additional best practices and transparency measures.

Recommendations

  1. Implement and configure security headers such as Content Security Policy (CSP), HTTP Strict Transport Security (HSTS), and X-Frame-Options to mitigate common web attacks.
  2. Add a clear cookie consent banner to comply with privacy regulations and improve user transparency.
  3. Publish an incident response plan and vulnerability disclosure policy to enhance security transparency and readiness.
  4. Provide explicit contact channels for security incidents, such as security@ or abuse@ email addresses.
  5. Regularly audit third-party scripts and dependencies to ensure no vulnerable libraries are included.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
深圳快学教育发展有限公司
Description
快账在线做账软件是在线财务软件第一品牌,快账做账软件为会计提供做账,资产负债表,损益表,明细账,现金流量表等日常财务处理工作,满足中小微企业日常账务处理及财务管理需求。
Key services
快账在线做账软件, 云进销存管理软件, 快账云业财管理软件
Content quality
good
Branding
consistent

Technology

Stack
jQuery, Bootstrap, Swiper.js, Layer.js
Platforms
Web, Mobile (via responsive design and app)
Performance
moderate
Mobile
good
Accessibility
basic
SEO
good

Security

Observed score
80/100
Good practices seen
  • HTTPS enforced
  • SSL encrypted transmission
  • User identity verification via公安部实名认证
  • Encrypted data storage with key separation

Analytics and tracking

Services
Baidu Analytics
Tracking level
moderate
Privacy practices
basic

Advertising

Tracking pixels
Baidu Analytics
Marketing tools
Baidu Webmaster Tools, 360 Site Verification, Sogou Site Verification
Transparency
basic

Site quality

Design
good
User experience
good
Content relevance
good
Navigation
good
Professionalism
good
Trustworthiness
high

Key observations

  1. Website is fully accessible with rich content in Chinese targeting accounting software users.
  2. No WAF or blocking mechanisms detected.
  3. No email addresses explicitly published for contact; phone numbers provided in footer.
  4. Multiple trust seals and government registrations displayed.
  5. Uses modern web technologies and responsive design.
  6. No explicit privacy or cookie consent banners detected, though privacy and terms pages exist.
  7. No security.txt or vulnerability disclosure information found.
  8. No data protection officer contact information found.
  9. Strong focus on business and customer testimonials.
  10. No suspicious or malicious content detected.
Technical notes

Notes

The website uses a modern and common technology stack including jQuery, Bootstrap, Swiper.js for UI components, and Layer.js for modals and notifications. The site is mobile-optimized with responsive design and supports multiple browsers. Performance is moderate, with static content served from partner domains like acc5.com. No CMS was detected, suggesting a custom or proprietary platform. SEO is well addressed with meta tags, canonical links, and site verification for major Chinese search engines. Accessibility is basic but could be improved. Technical risks include missing security headers and lack of explicit privacy consent mechanisms, which could impact compliance and security posture.
Standards and sources

Reference chips under each finding point to the standard, regulation or specification the finding relates to. They are taken from the official datasets below and mapped conservatively: a finding with no defensible link shows none. NIS2 and GDPR references mark where a finding is relevant evidence, not a compliance verdict. Implementing Regulation (EU) 2024/2690 binds digital infrastructure and digital service providers; for other entities it is the most detailed public reading of the Article 21 measures. WCAG, EN 301 549, European Accessibility Act and Web Accessibility Directive references name the requirement an automated accessibility rule relates to; they are not a conformance verdict.

Retrieved 2026-10-25

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