testssl.sh :verified:✓ Add us as a preferred source on Google
🔄 Data last refreshed 27 days ago
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Make a deal with testssl.sh :verified:
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
408
Account age
3 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🎁 Free analysisfor testssl.sh :verified:
Known for
7 views
The will be a bigger update on the client simulation soon
- Apple's OS 26.x finally support one #KEM (X25519MLKEM768)
- #OpenSSL >=4.0.0 comes with new curves, some #SM2 related. And with a whopping 27 signature algorithms
#PQC
4 views
Update of client simulation has landed in 3.3dev
Using ja3/ja4 checksums some simulations were able to identify as the same so that it was possible to put them in one line.
4 views
TL;DR: OpenSSH has since version 9.0 PQC kx enabled. Use it!
You might want to check the key exchange algos for SSH, if you had hardened them on the client or server side like years back -- unless you want your ssh sessions be vulnerable to "store now, decrypt later" attacks .
Only newer #OpenSSH clients (>10.1) issue a warning if the kx is not #PQC safe.
https://www.openssh.org/pq.html
(ssh -
3 views
Thanks to potato-20 who revived an old PR from tosticated , testssl.sh 3.3dev now also has a check against the HSTS preload list -- when "--phone-out" is supplied.
📊 Post engagement
Recent posts · likes + reposts
Mar 27latest
3
Avg engagement / post
2–4
Typical post (engagement)
0.7%
Engagement vs followers
75/100
Very consistent reach
Nov 2022
On Mastodon since
Half of recent posts land between 2 and 4 likes + reposts (median 3) — a dependable floor a sponsored post can count on.
🔥 Top post: The will be a bigger update on the client simulation soon - Appl · 7 likes + reposts
📊 Activity & format
Posting cadence
0.78 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 7 text · 5 image · 0 video.
Follower / following
8.7×
Follows 47 back. A strong ratio — an audience that follows them, not a follow-for-follow network.
Recent posts
View on Mastodon ↗
🔥 Top post
The will be a bigger update on the client simulation soon
- Apple's OS 26.x finally support one #KEM (X25519MLKEM768)
- #OpenSSL >=4.0.0 comes with new curves, some #SM2 related. And with a whopping 27 signature algorithms
#PQC
RE: https://infosec.exchange/@testssl/116907554140004771
Ok, here are security bug fix releases
* 3.2.4. https://github.com/testssl/testssl.sh/releases/tag/v3.2.4
* 3.3dev-snapshot-2607 https://github.com/testssl/testssl.sh/releases/tag/v3…
Attention: There was a #XSS #vulnerability in testssl.sh .
XSS payloads can end up unfiltered in the HTML output file of testssl.sh . Affected is the Location HTTP header where outputs were not sanitized properly.
It is advised to upgrade…
RE: https://infosec.exchange/@testssl/116794387791641181
merged
New feature coming in: DNS HTTP Resource Record in testssl.sh 3.3dev
PR https://github.com/testssl/testssl.sh/pull/3047 will be merged by tomorrow.
The dig command from MacOS delivers not the records in clear text but a byte stream. That m…
Thanks to potato-20 who revived an old PR from tosticated , testssl.sh 3.3dev now also has a check against the HSTS preload list -- when "--phone-out" is supplied.
Two smaller updates to testssl.sh (3.3dev) this week:
- for client simulation forward secrecy info added to file output
- warning for deprecated and other command line options end up in file output
- scanning IP addresses and not host name…
Update of client simulation has landed in 3.3dev
Using ja3/ja4 checksums some simulations were able to identify as the same so that it was possible to put them in one line.
#OpenSSL 4.0 has been released!
And the busy bee dcooper16 made some adjustments to #testssl.sh - syntax when using OpenSSL 4.0 with testssl.sh. And features like curveSM2 and curveSM2MLKEM768 .
https://github.com/openssl/openssl/blob/op…
TL;DR: OpenSSH has since version 9.0 PQC kx enabled. Use it!
You might want to check the key exchange algos for SSH, if you had hardened them on the client or server side like years back -- unless you want your ssh sessions be vulnerable…
Feisty Ducks Newsletter sheds some light onto Merkle Tree Certificates and their complexity.
Also there's some little background information about why Google recently scared us wrt quantum computer break through.
https://www.feistyduck.com…
https://blog.google/innovation-and-ai/technology/safety-security/cryptography-migration-timeline/
2029. You're serious ? If so, why ?
#PQC
New feature coming in: DNS HTTP Resource Record in testssl.sh 3.3dev
PR https://github.com/testssl/testssl.sh/pull/3047 will be merged by tomorrow.
The dig command from MacOS delivers not the records in clear text but a byte stream. That m…
Thanks to potato-20 who revived an old PR from tosticated , testssl.sh 3.3dev now also has a check against the HSTS preload list -- when "--phone-out" is supplied.
Two smaller updates to testssl.sh (3.3dev) this week:
- for client simulation forward secrecy info added to file output
- warning for deprecated and other command line options end up in file output
- scanning IP addresses and not host name…
Update of client simulation has landed in 3.3dev
Using ja3/ja4 checksums some simulations were able to identify as the same so that it was possible to put them in one line.
#OpenSSL 4.0 has been released!
And the busy bee dcooper16 made some adjustments to #testssl.sh - syntax when using OpenSSL 4.0 with testssl.sh. And features like curveSM2 and curveSM2MLKEM768 .
https://github.com/openssl/openssl/blob/op…
TL;DR: OpenSSH has since version 9.0 PQC kx enabled. Use it!
You might want to check the key exchange algos for SSH, if you had hardened them on the client or server side like years back -- unless you want your ssh sessions be vulnerable…
Feisty Ducks Newsletter sheds some light onto Merkle Tree Certificates and their complexity.
Also there's some little background information about why Google recently scared us wrt quantum computer break through.
https://www.feistyduck.com…
https://blog.google/innovation-and-ai/technology/safety-security/cryptography-migration-timeline/
2029. You're serious ? If so, why ?
#PQC
🐘 Community & instance
Home server
infosec.exchange
A cybersecurity & infosec server — its members and audience skew toward that niche, so expect a community-aligned, engaged following.
✅ Link-verified
Verified link
Proved ownership of a website linked on their profile — Mastodon's green-check verification, a real identity signal rather than a paid badge.
On Mastodon since
Nov 2022
Joined in the Twitter-exodus wave of late 2022 — part of the migration that made Mastodon a real destination.
💡 Facts
🗓️Joined Mastodon in 2022 — 3 years ago.
👁️Averages 3 views per post.
📤Posts about 0.8× per week.
🕵️ Fake follower check
Estimated52/100
Fair
Credibility score
76%
Mixed
Real audience
Medium
Fake-follower risk
High
Data confidence
- Est. 76% real, active audience · Medium fake-follower risk.
- Low engagement (~0.7% of followers engage each post) — a sign of an inflated or inactive audience.
- Verified account.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
Fled from the birdsite to a separate account.
Toots mostly in EN about testssl.sh and related stuff.
📸 Gallery
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
Matt
15%
James Fine Art (.ie)
15%
Donald R Noble
13%
Daniel Düsentrieb
12%
MoreFunMakingIt
12%
Allen Baranov
10%
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Frequently asked questions
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