FearsOff Cybersecurity (@fearsoff) 's Twitter Profile
FearsOff Cybersecurity

@fearsoff

Protecting the World’s Largest Crypto Exchanges & Financial Institutions 🛡️ Stay Secure and Turn your FearsOff 🛡️

ID: 2820518129

linkhttps://fearsoff.org calendar_today09-10-2014 20:40:17

115 Tweet

1,1K Followers

139 Following

FearsOff Cybersecurity (@fearsoff) 's Twitter Profile Photo

Meet Us at #TOKEN2049 Dubai! Heading to TOKEN2049 Dubai on April 30-May 1? Come say hello to our COO, Marwan Hachem , and the team! We're excited to connect, share insights, and explore the future of Web3 security. DM us to arrange a chat or find us at the event. Let’s shape

Meet Us at #TOKEN2049 Dubai! 

Heading to TOKEN2049 Dubai on April 30-May 1? Come say hello to our COO, <a href="/mar1hachem/">Marwan Hachem</a> , and the team! 

We're excited to connect, share insights, and explore the future of Web3 security. 

DM us to arrange a chat or find us at the event. Let’s shape
FearsOff Cybersecurity (@fearsoff) 's Twitter Profile Photo

Let’s meet at #CryptoverseSummit 2025 in Mauritius! Join us on May 5-9 as we dive into the future of crypto, blockchain, security, and fintech innovation. This summit is the perfect platform to connect with global leaders, regulators, and innovators shaping the digital asset

Let’s meet at #CryptoverseSummit 2025 in Mauritius! 

Join us on May 5-9 as we dive into the future of crypto, blockchain, security, and fintech innovation. 

This summit is the perfect platform to connect with global leaders, regulators, and innovators shaping the digital asset
FearsOff Cybersecurity (@fearsoff) 's Twitter Profile Photo

Lessons from Real-Life Online Scam Victims – How to Stay Safe Online 💔 These stories are warnings you can’t ignore: Sarah: Lost her life savings to a fake crypto platform mimicking Coinbase. Tech startup CEO: Transferred $1.5M to a cloned CFO email address. The Scammer’s

FearsOff Cybersecurity (@fearsoff) 's Twitter Profile Photo

Hackers vs. AI: The 2025 Cybersecurity War Just Got Personal ⚔️ 💥 The $10B Arms Race 80% of cyberattacks today leverage AI—70% of cybersecurity defenses do too. The real question isn’t "who wins" but how we can outpace cybercriminals in this escalating battle. The AI Threat

Hackers vs. AI: The 2025 Cybersecurity War Just Got Personal ⚔️

💥 The $10B Arms Race
80% of cyberattacks today leverage AI—70% of cybersecurity defenses do too. The real question isn’t "who wins" but how we can outpace cybercriminals in this escalating battle.

The AI Threat
Kirill Firsov (@k_firsov) 's Twitter Profile Photo

🥈 Scored the 2nd-highest bounty on HackerOne and broke into the Top 10 leaderboard three times in the past 30 days! Huge thanks to Crypto.com for trusting us with their security—now, back to hunting. 🐛🚀 #BugBounty #EthicalHacking #Cybersecurity

🥈 Scored the 2nd-highest bounty on <a href="/Hacker0x01/">HackerOne</a> and broke into the Top 10 leaderboard three times in the past 30 days! Huge thanks to <a href="/cryptocom/">Crypto.com</a> for trusting us with their security—now, back to hunting. 🐛🚀
#BugBounty #EthicalHacking #Cybersecurity
Marwan Hachem (@mar1hachem) 's Twitter Profile Photo

🚨 Coinbase Breach = Bug Bounty Reality Check 🚨 Yesterday, bribed support agents leaked about 1% of Coinbase 🛡️ users’ personal identifying information (PII). • Criminals demanded $20 M. • Coinbase's CEO Brian Armstrong refused—but matched the demand as a $20M bounty for

🚨 Coinbase Breach = Bug Bounty Reality Check 🚨

Yesterday, bribed support agents leaked about 1% of <a href="/coinbase/">Coinbase 🛡️</a>  users’ personal identifying information (PII).

• Criminals demanded $20 M.
• Coinbase's CEO <a href="/brian_armstrong/">Brian Armstrong</a> refused—but matched the demand as a $20M bounty for
Kirill Firsov (@k_firsov) 's Twitter Profile Photo

Excited to share that I reported CVE-2025-48745, Roundcube ≤ 1.6.10 Post-Auth RCE via PHP Object Deserialization. This bug has existed undetected for 10 years and affects over 53 Million hosts. Details and PoC will be published soon. We're giving time to all affected parties to

The Hacker News (@thehackersnews) 's Twitter Profile Photo

🚨 A 10-year-old flaw (CVE-2025-49113 / CVSS 9.9) in Roundcube Webmail could let hackers take over your system. Nation-state groups like APT28 have already exploited Roundcube before. 🔗 Read: thehackernews.com/2025/06/critic… 🔧 Patch to 1.6.11 or 1.5.10 LTS now. 📌 PoC coming soon.

Kirill Firsov (@k_firsov) 's Twitter Profile Photo

If you’re using cPanel, Plesk, ISPConfig, or DirectAdmin, you’re likely in the line of fire for CVE-2025-49113 – all of them bundle Roundcube by default. If your server/website exposes any of these ports: 2083, 2086, 2087, or 2096, you’re vulnerable. #CVE #roundcube FearsOff Cybersecurity

Kirill Firsov (@k_firsov) 's Twitter Profile Photo

The exploit for CVE-2025-49113 is already available for sale on the dark web. I feel sorry for anyone who hasn’t upgraded to the newest version yet. Doomsday is coming, believe me. #roundcube #CVE FearsOff Cybersecurity

The exploit for CVE-2025-49113 is already available for sale on the dark web. I feel sorry for anyone who hasn’t upgraded to the newest version yet. Doomsday is coming, believe me. #roundcube #CVE <a href="/FearsOff/">FearsOff Cybersecurity</a>
FearsOff Cybersecurity (@fearsoff) 's Twitter Profile Photo

Eid Al-Adha Mubarak! Wishing everyone a joyous and blessed Eid! May this special time bring peace, unity, and prosperity to you and your loved ones. Let's celebrate the spirit of sacrifice and togetherness. #EidAlAdha #EidMubarak

Eid Al-Adha Mubarak!
Wishing everyone a joyous and blessed Eid! 
May this special time bring peace, unity, and prosperity to you and your loved ones. Let's celebrate the spirit of sacrifice and togetherness. 

#EidAlAdha #EidMubarak
Kirill Firsov (@k_firsov) 's Twitter Profile Photo

FearsOff Cybersecurity Since many other teams have already released their PoC, here’s mine: github.com/fearsoff-org/C…. Also, the previously blurred parts of the article are now visible.

Al Arabiya English (@alarabiya_eng) 's Twitter Profile Photo

Marwan Hachem, COO of FearsOff Cybersecurity, warns that a critical #RoundCube vulnerability threatens national security across governments and major institutions, urging urgent updates as exploits are now publicly available. #GNT

Al Arabiya English (@alarabiya_eng) 's Twitter Profile Photo

There’s no documented evidence the critical bug has been exploited, but with many systems still unpatched, the risk remains high. We should hold our breath and hope for no major compromises, says Marwan Hachem, COO of Fears Off.

Marwan Hachem (@mar1hachem) 's Twitter Profile Photo

Thrilled to join Tom Burges Watson on Al Arabiya English to discuss FearsOff Cybersecurity 's latest critical discovery, CVE-2025-49113, a ground-breaking Roundcube vulnerability reported by our CEO, Kirill Firsov. This flaw poses significant national security risks, and with the exploit now public,

Kirill Firsov (@k_firsov) 's Twitter Profile Photo

How to bypass Cloudflare WAF? FearsOff Cybersecurity #bugbountytips #cloudflare #waf #bypass 1. Found an SQL injection but getting blocked by Cloudflare? Here's a pro tip 😏

How to bypass Cloudflare WAF?
<a href="/FearsOff/">FearsOff Cybersecurity</a> #bugbountytips #cloudflare #waf #bypass

1. Found an SQL injection but getting blocked by Cloudflare?
Here's a pro tip 😏
Marwan Hachem (@mar1hachem) 's Twitter Profile Photo

Bitcoin stole the show! 🚀 Witnessing BTC smash through $121k live with the Dubai Eye 103.8FM Business Breakfast Team! I was invited to discuss the geopolitical and national security implications of hidden critical vulnerabilities in widely used software globally - and the vital

Bitcoin stole the show! 🚀 Witnessing BTC smash through $121k live with the <a href="/DubaiEye1038FM/">Dubai Eye 103.8FM</a> Business Breakfast Team!

I was invited to discuss the geopolitical and national security implications of hidden critical vulnerabilities in widely used software globally - and the vital