What technology does bouncycastle.org use?

bouncycastle.org is built with PHP, WordPress, Google Analytics.

Is bouncycastle.org secure (HTTPS)?

Yes. bouncycastle.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Nov 12, 2026.

Who hosts bouncycastle.org?

Hosting provider information for bouncycastle.org is not available yet.

What is bouncycastle.org's SEO score?

bouncycastle.org scored 80/100 for SEO in the latest analysis (great).

What is bouncycastle.org's overall website score?

bouncycastle.org has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.

bouncycastle.org

Bouncy Castle open-source cryptographic APIs

Last scanned Aug 24, 2026, 1:22 PM

Overall score

Great

Summary

Bouncy Castle is one of the most widely used FIPS-certified open-source cryptographic APIs for Java and C#, including quantum-ready cryptography support and Long Term Stable releases. This website uses WordPress. SEO is good (80/100) and accessibility is excellent (100/100). Security scores good (80/100) and performance excellent (90/100). Top issue: Meta description longer than 160 characters.

Bouncy Castle is one of the most widely used FIPS-certified open-source cryptographic APIs for Java and C#, including quantum-ready cryptography support and Long Term Stable releases.

Top issues to fix

6 issues found · 2 high priority

Missing Strict-Transport-Security header
Security
Add HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
Meta description longer than 160 characters
SEO
Trim the meta description to under 160 characters to avoid truncation in search results.
Multiple H1 headings found
SEO
Keep a single H1 per page and demote the others to H2/H3.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEO
Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

SEO

4 issue(s) found

Performance

2.18 s

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

Company details published in this site's own structured data.

Bouncy Castle is one of the most widely used FIPS-certified open-source cryptographic APIs for Java and C#, including quantum-ready cryptography support and Long Term Stable releases.

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Meta tags

Title: Bouncy Castle open-source cryptographic APIs
Description: Bouncy Castle is one of the most widely used FIPS-certified open-source cryptographic APIs for Java and C#, including quantum-ready cryptography support and Long Term Stable releases.
Canonical: https://www.bouncycastle.org/
Language: en-US
Charset: UTF-8
Viewport: width=device-width, initial-scale=1, viewport-fit=cover
Robots meta: index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
Manifest

Technologies

Detected frameworks, languages, and tools.

PHP WordPress Google Analytics

Hosting & CDN

Hosting provider: —
CDN provider: —
IP address: —
ASN: —

DNS records

Type	Value
A	—
AAAA	—
MX	—
TXT	—
NS	—
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.3
Issuer: Let's Encrypt
Subject: *.openjce.org
Valid from: Aug 14, 2026
Valid to: Nov 12, 2026
Days until expiry: 79
SAN domains: *.bouncycastle.org, *.openjce.org, bouncycastle.org, mail.new.bouncycastle.org, openjce.org

Security headers

Strict-Transport-SecurityMissing
Content-Security-PolicyMissing
X-Frame-OptionsEnabled
X-Content-Type-OptionsEnabled
Referrer-PolicyEnabled
Permissions-PolicyMissing

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 2 · H2 7 · H3 10

Links

29 internal · 21 external · 0 broken

Images

13 total · 0 missing alt

Scripts / Styles

30 scripts · 0 stylesheets

JS / CSS size

13.0 KB · 225 KB

Page size

298 KB

Robots.txt & Sitemap

robots.txt: Not found
Disallow rules: 0
sitemap.xml: Not found
URLs in sitemap: 0

SEO issues

Meta description longer than 160 characters
Multiple H1 headings found
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://bouncycastle.org
Final URL: https://www.bouncycastle.org/
HTTP status: 200
HTTP version: HTTP/2
Response time: 2.18 s
HTML size: 298 KB
Redirect chain: https://bouncycastle.org → https://www.bouncycastle.org/

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Frequently asked questions

What technology does bouncycastle.org use?: bouncycastle.org is built with PHP, WordPress, Google Analytics.
Is bouncycastle.org secure (HTTPS)?: Yes. bouncycastle.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Nov 12, 2026.
Who hosts bouncycastle.org?: Hosting provider information for bouncycastle.org is not available yet.
What is bouncycastle.org's SEO score?: bouncycastle.org scored 80/100 for SEO in the latest analysis (great).
What is bouncycastle.org's overall website score?: bouncycastle.org has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.