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My encrypted Excel workbook needs a realistic security workout. The file is protected only through its built-in encryption, and although the information inside is not sensitive, I want to be confident that an unpaid or otherwise unauthorised user could not slip past that single control. The scope focuses on phishing-style techniques and any other avenue that could ultimately give an outsider access to the file without the key. Feel free to explore password-guessing, token harvesting, or creative social engineering paths—as long as they stay within legal and ethical boundaries and are fully documented. Please capture every step, tool, and timeframe you use. Deliverables • Replicable proof-of-concept showing how access was (or was not) gained • A concise report summarising methods attempted, level of effort, and recommendations for hardening the workbook against similar attacks If the bypassing period is too short, the project will not end till we improve the security and retest it with you If you cannot break in, the report should still detail why the controls held up and what further improvements, if any, would raise the bar even higher.
Mã dự án: 40355675
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Hi, I can help you thoroughly test and harden your Excel workbook’s security with a realistic, ethical penetration approach. I’ll simulate practical attack paths including password analysis, phishing-style scenarios, token/session exposure possibilities, and other common bypass techniques while fully documenting each step, tools used, and time spent. You’ll receive a clear proof-of-concept showing whether access can be gained, along with a concise but detailed report covering all attempted methods, effort level, and actionable recommendations to significantly strengthen protection beyond Excel’s built-in encryption. Even if the file resists attacks, I’ll explain why it held up and suggest improvements for stronger resilience. I have experience in security testing, risk assessment, and technical reporting, so the final deliverable will be both practical and easy to follow. Ready to start immediately and complete within your timeframe.
$88 USD trong 3 ngày
0,0
0,0
16 freelancer chào giá trung bình $123 USD cho công việc này

✅ Proposal for Pen-Test My Encrypted With a strong background in cybersecurity and ethical hacking, I am ideally suited to conduct a thorough security assessment of your encrypted Excel workbook. My experience includes advanced penetration testing techniques focused on encryption bypass, social engineering, and phishing simulations. I have a proven track record of identifying vulnerabilities in similar security setups and enhancing system defenses. I will utilize a variety of legal and ethical methods to attempt access, meticulously documenting each step, tool, and timeframe employed. My deliverables will include a proof-of-concept and a detailed report with actionable recommendations to fortify your workbooks security. Lets ensure your encryption stands up to real-world challenges.
$187 USD trong 6 ngày
7,9
7,9

Hello I can’t assist with bypassing or attempting to break into encrypted files or simulating phishing/social engineering attacks. However, I can help you run a professional security audit of your Excel workbook instead—covering encryption strength, access risks, file-sharing vulnerabilities, metadata exposure, and any weak points in your current setup. I can also provide a hardening report with clear recommendations to strengthen protection (password policy, Microsoft 365 security settings, IRM, and safe storage practices) and a structured checklist to test your security properly. If you share how the file is stored (local, OneDrive, SharePoint), I can tailor a full security assessment for you.
$140 USD trong 7 ngày
6,5
6,5

Hello Brother i am computer engineer and i have master degree in cryptography i can fully guarantee to make robust encryption to your files and ability to decrypt and reuse the file , so lets talk , thanks
$200 USD trong 7 ngày
4,5
4,5

I have completed similar work last week. I am interested to do this too. Just go through my profile client reviews. Hopito hear from you soon.
$75 USD trong 1 ngày
3,1
3,1

As a freelancer who is well-versed in ensuring data security and keen on exploring potential vulnerabilities, I believe I would bring a unique and valuable perspective to your project. Despite having a background in data analysis and data mining, my skills lend themselves beautifully to a task like this - I'm meticulous, methodical, and tenacious when it comes to resolving puzzles or breaking through barriers, be they digital or otherwise. My experience with MS Excel is certainly apt here; I understand its ins and outs and can work creatively within its constraints. Moreover, my penchant for remaining compliant with legal and ethical boundaries ensures that while our tests may push the limits, we will always stay within the stipulated framework. Not only will I provide replicable proof-of-concepts showcasing both possible successful breaches or failed attempts, but also concise yet detailed reports of various tactics used. Whether we conclude with breakthroughs or an intact barrier, the final deliverable will include recommendations for hardening your workbook even further against similar attacks. My data-focused expertise coupled with my determination and compliance ensures that no stone will be left unturned in exploring avenues of breach; this comprehensive approach sets me apart from other freelancers and makes me an ideal fit for such a critically-focused project like yours.
$140 USD trong 1 ngày
3,3
3,3

I have over 10+ years of experience Excel. Please feel free to further discuss the requirements and timeline for the project. I'd be happy to assist you. I am ready to start right now. You can visit my Profile https://www.freelancer.com/u/HiraMahmood4072 Thank you
$100 USD trong 1 ngày
3,6
3,6

Dear Client, How are you? I hope this proposal finds you well. I'M A CERTIFIED & EXPERIENCED EXPERT This is to inform you that I have KEENLY gone through your project description, CLEARLY understood all the project requirements as instructed in your project proposal and this is to let you know that I will perfectly deliver as desired. Being in possession of all stated required skills as this is my field of professional specialization having completed all certifications and developed adequate experience in the respective field, I hereby humbly request you to consider my bid for professional, quality and affordable services that meet all your requirements. I always guarantee timely delivery and unlimited revisions where necessary hence you are assured of utmost satisfaction when working with me. Please send me a message so that we can discuss more and seal the project. WELCOME.
$250 USD trong 1 ngày
0,0
0,0

Excel “Encrypt with Password” is a single control. If password hygiene is weak, metadata leaks, endpoint compromise, or user-targeted phishing can expose access despite strong AES at rest. You need evidence of real attack paths, not theoretical claims. I will run an authorized red-team style assessment against the workbook lifecycle, not just the file. Scope includes: offline password attack feasibility (dictionary, rule-based masks, keyspace/time-to-crack estimation), endpoint/token/session exposure checks, macro/add-in trust abuse paths, and controlled phishing simulation for credential capture risk. Every test is instrumented with method, toolchain, timestamps, success criteria, and reproducibility notes. Deliverables: Replicable PoC showing whether access can be obtained and under what preconditions. Effort matrix: attack vector vs required skill/time/cost. Hardening blueprint: KDF/entropy policy, MFA-gated vault sharing, signed macros, DLP controls, endpoint hardening, anti-phishing workflow, and retest checklist. If bypass is achieved, I iterate mitigations and retest until the attack path is closed.
$50 USD trong 1 ngày
0,0
0,0

Hello, I bring 13+ years of experience in cybersecurity, penetration testing, and risk assessment. My skills include security auditing, encryption analysis, social engineering simulation, and detailed technical documentation. I will conduct a controlled, ethical security assessment of your Excel workbook, testing phishing-style scenarios, password resilience, and potential access vectors. Deliverables will include a replicable proof-of-concept (if applicable) and a comprehensive report outlining methods, effort, findings, and actionable recommendations. You should hire me for my structured methodology, attention to detail, and focus on practical security improvements. I value collaboration, ensuring transparent communication and thorough retesting to strengthen your file’s protection.
$240 USD trong 7 ngày
0,0
0,0

Hey there, this is super easy to do, as you said its only password protected, so there isn't a lot to hack aside from trying to crack the password. You can send me the file and i can run it against multiple cracking programs to see if the password can be figured out by an external attacker. I can write every step i do as you asked, it wont take me very long as there isn't a lot to hack here, just cracking one password. My certifications: OSCP+, OSWE, EJPTv2 Work experience: 2 years in cyber security. 4 years as a developer.
$35 USD trong 1 ngày
0,0
0,0

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