63072000seconds
HSTS max-age
The two-year max-age MDN recommends.
MDNDefinitive engineering academy for SEO, web architecture, and scale.
Pragmatic, step-by-step masterclasses forged in production environments and modern global standards.
Written by the Seemerce team
Drawn from real projects
Diagrams, not stock images
Free, no sign-up
16Learning tracks
Free
- 1The idea, as a diagram
- 2AI tools that help
- 3The pro way
Diagram
Diagrams, not stock images • AI guidance in every lesson
Security and ethical hacking
- 0 lessons
- Free, no signup
The path, step by step
Lessons are ordered so each stands on the previous one. You can also jump in anywhere.
What the security and ethical hacking track gives you
A path to understanding web security and ethical hacking. This track has no lessons yet, and we say so plainly.
0lessonsToday
16tracksIn Seemerce Learn
0tomanFree
Tap any step to read the details behind it.
Security and ethical hacking
This track's name.
Diagrams
Every lesson with diagrams.
AI
AI guidance in every lesson.
Order
Each lesson stands on the previous one.
Honestly
No lessons are published yet.
Free
No sign-up.
Innovative solutions in the security and ethical hacking track
Every lesson has the same familiar shape, so you move through easily.
Tap any solution to see exactly what it includes.
The idea, as a diagram
Each lesson explains the idea with a diagram.
- A diagram, not a stock image
- Step by step
- Free
AI tools that help
Only what genuinely helps.
- In every lesson
- Honest about limits
- Access from Iran
The pro way
The fastest path for that task.
- The end of each lesson
- Real work
- Actionable
Five steps of learning web security
We set MDN's guides to TLS and cookies beside Seemerce's security track.
1
HTTPS for everything
MDN: all resources must load over HTTPS and HTTP should redirect to HTTPS.
With us This track has no lessons yet and we say so.
2
HSTS
MDN: a Strict-Transport-Security header with max-age of at least six months, ideally two years.
With us This track has no lessons yet and we say so.
3
Secure cookies
MDN: the Secure, HttpOnly and SameSite attributes protect sessions.
With us This track has no lessons yet and we say so.
4
Testing ethics
This track is Security and ethical hacking.
With us On our website security page too, no penetration test is run without the owner's written permission.
5
State of the track
MDN has published its path in three levels.
With us This track has no lessons yet and we say so.
Sources: MDN — TLS and cookies
Six numbers
Each figure is from its own source.
6months
Minimum max-age
The recommended minimum for HSTS.
MDN3attributes
Cookie security
Secure, HttpOnly and SameSite.
MDN1redirect
HTTP → HTTPS
Redirecting HTTP to HTTPS.
MDN0lessons
This track today
This track has no lessons yet.
Seemerce0toman
Free
Free with no sign-up.
SeemerceSources: MDN — TLS and cookies
MDN and Seemerce
Only what the reference document says outright is marked.
| Practice | MDN | Seemerce |
|---|---|---|
| HTTPS and the HTTP redirect1 of 1 | Coming in the track | |
| HSTS1 of 1 | Coming in the track | |
| Secure cookies1 of 1 | Coming in the track | |
| Free1 of 1 | Free with no sign-up |
stated on their published page not stated there (it may still be done)
Sources: MDN — TLS and cookies
HSTS max-age minimum and recommendation, in months
The two values MDN gives for max-age.
Sources: MDN — TLS
What this page offers
Only what this page already promises.
This track
- Security and ethical hacking
- No lessons published yet
- Free with no sign-up
Honesty
- We show what is not there yet
- Honest about limits and Iran access
- Free with no sign-up
Lesson shape
- Diagrams instead of stock images
- AI guidance in every lesson
- Ends on the fastest professional workflow