Overview
News
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials

Funding and backers

Latest round
Venture round
Jan 2025 · 20 mo ago
Team
51-200
employees, estimated range
Hiring now
3
open roles
The money's age
Due for its next round
20 months since the last round · hiring slowed
Momentum
15/100
in the news
Last sign of life
this month
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
Jul 20 On the Hacker News front page I found a WordPress RCEs with GPT5.6 and $25 · 404 points Jan 24, 2025 Raised a round Venture round May 20, 2024 Incorporated SL CYBER LTD · Companies House Jan 26, 2024 Raised a round Venture round 2017 Founded
Tractionpublic signals, read monthly
Web presence
top 0.3%
of 133.2M domains by links, Common Crawl
Hacker News stories
8
best: 404 points
Funding rounds
RoundDateAmountInvestorsSource
Venture round Jan 2025 — — find-and-update.company-information.service.gov.uk
Venture round Jan 2024 — — find-and-update.company-information.service.gov.uk
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Overview

One platform for complete preemptive security. Confirm what's exploitable. Observe who's targeting you. Resolve it before attackers act.

News

News slcyber.io 3 months ago
Exploit brokers pay $500,000 for a WordPress RCE. I found one with GPT5.6 Sol Ultra and $25
Adam Kues used a $200 GPT5.6 Sol Ultra subscription to discover a pre-authentication SQL injection and full RCE exploit chain in WordPress Core - a chain that chains a batch API desync, cache poisoning, changeset abuse, and hook injection into a complete
Read more
Report
News slcyber.io 3 months ago
wp2shell: Pre Authentication RCE in WordPress Core
Critical issue discovered in WordPress Core affecting the majority of WordPress-built sites. A pre-authentication Remote Code Execution (RCE) that can be used by attackers to run malicious code to steal data or seize control without requiring login detail
Read more
Report
News Infosecurity Magazine 8 months ago
Record Number of Ransomware Victims and Groups in 2025
Searchlight Cyber reports a 30% annual increase in ransomware victim numbers in 2025
Read more
Report
News techday uk 8 months ago
Record ransomware surge as 7,458 victims named in 2025
Ransomware hits record 7,458 named victims in 2025 as 124 gangs crowd dark web leak sites and new
Read more
Report
News slcyber.io 10 months ago
Next.js RSC RCE Detection: CVE-2025-55182 & CVE-2025-66478
Assetnote develops a high-fidelity detection mechanism for the Next.js RSC RCE vulnerability chain - CVE-2025-55182 and CVE-2025-66478.
Read more
Report
Show more news

Tech stack

Technologies named in job postings at Slcyber over the last 12 months, by layer, with the share of postings for each.
Technologies in use
7
Postings analysed
2
Stack modernity
82/100
Languages
Assembly
C++
Java
Kotlin
Python
Cloud & platforms
Linux
Windows
Sign in to see how your skills match this stack Sign In

Growth

Hiring Momentum
53/100
Stable
Open positions
3
0 opened / 1 closed in 30 days
Median time-to-fill
65 days
faster than 20% of the market
ATS activity
Every ~5 hours
Today
Hiring Dynamics +100%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
AI/ML
50% ▼
Solutions
50% ▼
Activity Timeline
Added Windows to stack Sep 2026
Added Linux to stack Sep 2026
Added Assembly to stack Sep 2026
Added Python to stack Sep 2026
Added Kotlin to stack Sep 2026
Added Java to stack Sep 2026
Added C++ to stack Sep 2026

Offices

Where the company hires and what each office is for
Cities
1
Hiring now
0
Countries
1
Portsmouth United Kingdom
HQ
Stay connected
50-200 est. staff
Pure Offices, One Port Way, Port Solent, Portsmouth PO6 4TY, United Kingdom
company site

Jobs

In office • Full-Time • 5+ years exp
Assembly
Apply

Financials

Latest round
Venture - Series Unknown
Funding rounds
2
Funding rounds
Round Announced Amount
Venture - Series Unknown 2025 — Details
Venture - Series Unknown 2024 — Details