Document And Entity Information Entity Registrant Name Entity Central Index Key Document Type Amendment Flag Current Fiscal Year End Date Entity Small Business Entity Shell Company Entity Emerging Growth Company Entity Current Reporting Status Document Period End Date Entity Filer Category Document Fiscal Period Focus Document Fiscal Year Focus Entity Common Stock Shares Outstanding CONDENSED CONSOLIDATED BALANCE SHEETS Statement [Table] Statement [Line Items] Class of Stock [Axis] Series A Preferred Stock [Member] Series B Preferred Stock [Member] Cash Accounts receivable, net Prepaid expenses Total current assets [Assets, Current] Property and equipment, net Operating lease right-of-use asset Other assets Total Assets [Assets] Current Liabilities: Accounts payable and accrued expenses Convertible notes payable (net of discount of $466,076 and $521,763, respectively; $1,438,100 in default at September 30, 2019 and December 31, 2018) Convertible notes payable - related parties Notes payable (net of discount of $0 and $195,653, respectively; $2,113,824 and $1,638,824 in default at September 30, 2019 and December 31, 2018, respectively) Notes payable - related parties Financing obligation Contingent payment obligation Accrued interest (including $1,363,547 and $1,267,749 due to related parties, respectively) Operating lease liabilites, current portion Derivative liabilities Total current liabilities [Liabilities, Current] Operating lease liabilities, long term portion Total Liabilities [Liabilities] Stockholders' Deficit Stockholders' Equity Attributable to Parent [Abstract] Preferred stock series not designated par value $0.10: 10,000,000 shares authorized; none issued or outstanding Common stock par value $0.0001: 12,000,000 shares authorized; 2,766,152,362 and 2,373,749,597 shares issued and outstanding, respectively Additional paid-in capital Accumulated deficit Total StrikeForce Technologies, Inc. stockholders' deficit [Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest] Noncontrolling interest in consolidated subsidiary Total Stockholders' Deficit [Stockholders' Equity Attributable to Parent] Total Liabilities and Stockholders' Deficit [Liabilities and Equity] Preferred Stock Series A [Member] Preferred Stock Series B [Member] Current Liabilities Convertible notes payable, net of discount Convertible notes payable, default Notes payable, net of discount Notes payable, default Accrued interest due to related parties Stockholders' Deficit Preferred Stock, share par value Preferred stock, shares authorized Preferred stock, shares issued Preferred stock, shares outstanding Common stock, shares par value Common stock, shares authorized Common stock, shares issued Common stock, shares outstanding CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) Revenue Cost of revenue Gross margin Operating expenses: Compensation Professional fees Selling, general and administrative expenses Research and development Total operating expenses Loss from operations Other income (expense): Interest expense Debt discount amortization Private placement costs Change in fair value of derivative liabilities Extinguishment of derivative liabilities Loss on extinguishment of debt Other income (expense) Other income (expense), net Net loss Net loss attributable to noncontrolling interest Net loss attributable to common shareholders of StrikeForce Technologies, Inc. Net loss per share attributable to common shareholders -Basic and diluted Weighted average common shares outstanding -Basic and diluted [Weighted Average Number of Shares Outstanding, Basic and Diluted] CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' DEFICIT Equity Components [Axis] Common Stock [Member] Additional Paid-in Capital Accumulated Deficit Noncontrolling Interest Balance, Shares [Shares, Issued] Balance, Amount Fair value of common stock issued for services, Shares Fair value of vested options Common stock issued upon conversion of notes and interest, Shares Net loss [Net Income (Loss), Including Portion Attributable to Noncontrolling Interest] Fair value of common stock issued for services, Shares [Fair value of common stock issued for services, Shares] Common stock issued upon conversion of Series B preferred stock, Shares Fair value of common stock issued for services, Amount Common stock issued upon conversion of notes and interest, Amount Fair value of common stock issued for services, Amount [Fair value of common stock issued for services, Amount] Common stock issued upon conversion of Series B preferred stock, Amount Balance, Shares Balance, Amount CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) Cash flows from operating activities Net loss Adjustments to reconcile net loss to net cash used in operating activities: Depreciation and amortization Amortization of discount on notes payable Amortization of right-of-use asset Fair value of common stock issued for services Fair value of vested options [Fair value of vested options] Change in fair value of derivative liabilities Private placement cost Lose on extinguishment of debt Extinguishment of derivative liabilities Changes in operating assets and liabilities: Accounts receivable Prepaid expenses [Increase (Decrease) in Prepaid Expense] Accounts payable and accrued expenses [Increase (Decrease) in Accounts Payable and Accrued Liabilities] Accrued interest Operating lease liabilities Net cash used in operating activities Cash flows from investing activities: Purchases of property and equipment Cash flows from financing activities: Proceeds from convertible note payable Proceeds from notes payable Repayment of notes payable Proceeds from finance obligation Net cash provided by financing activities Net increase (decrease) in cash Cash at beginning of the period Cash at end of the period Supplemental disclosure of cash flow information: Interest paid Income tax paid Supplemental disclosure of non-cash investing and financing transactions Fair value of derivative upon issuance of convertible debt recorded as debt discount Right-of-use assets obtained in exchange for operating lease obligations Common stock issued for conversion of notes and interest Common stock issued for conversion of accrued interest Fair value of financing obligation recorded as debt discount Notes payable exchanged for financing obligation Accrued interest exchanged for financing obligation Organization and Summary of Significant Accounting Policies Note 1 - Organization and Summary of Significant Accounting Policies Convertible Notes Payable Note 2 - Convertible Notes Payable Convertible Notes Payable - Related Parties Note - 3 Convertible Notes Payable - Related Parties Notes Payable Note 4 - Notes Payable Notes Payable Related Parties Note 5 - Notes Payable Related Parties Financing Obligation Note 6 - Financing Obligation Contingent Payment Obligation Note 7 - Contingent Payment Obligation Derivative Financial Instruments Note 8 - Derivative Financial Instruments Operating Lease Note 9 - Operating Lease Stockholders' Deficit [Stockholders' Deficit] Note 10 - Stockholders' Deficit Options Note 11 - Options Commitments and Contingencies Note 12 - Commitments and Contingencies Subsequent Events Note 13 - Subsequent Events Basis of Presentation-Unaudited Interim Financial Information Going Concern Use of Estimates Revenue Recognition Leases Fair Value of Financial Instruments Derivative Financial Instruments Derivatives, Policy [Policy Text Block] Stock-Based Payments Loss per Share Concentrations Recent Accounting Pronouncements Schedule of Revenue Recognition Schedule of changes in estimated fair value Schedule of convertible notes payable Schedule of notes payable Summary of derivative liability Schedule of lease expense and supplemental cash flow information Schedule of supplemental balance sheet information Schedule of maturities Summary of stock option activity Summary of stock option outstanding and exercisable Organization and Summary of Significant Accounting Policies (Details) Software Service Total revenue Organization and Summary of Significant Accounting Policies (Details 1) Fair value at beginning of period [Servicing Liability at Fair Value, Amount] Recognition of derivative liabilities upon initial valuation Extinguishment of derivative liabilities [Extinguishment of derivative liabilities] Net change in the fair value of derivative liabilities Fair value at end of period Organization and Summary of Significant Accounting Policies (Details Narrative) Related Party Transactions By Related Party Axis Short Term Debt Type Axis One customer [Member] Two customer [Member] Three customer [Member] Notes Payable [Member] Net loss Net cash provided by (used in) operating activities Stockholders' Deficit [Stockholders' Deficit 1] Cash Operating lease right-of-use asset Liabilities for operating leases Derivative liabilities Stock option exercisable shares Notes payable aggregate amount FDIC insured limit Unsecured convertible promissory notes Unsecured promissory note Conversion of series B preferred stock Percentage of sales revenues Percentage of accounts receivable Convertible Notes Payable (Details) Secured (a) DART in default Unsecured (b) Convertible notes with fixed conversion features, in default (c) Convertible notes with adjustable conversion features Total convertible notes principal outstanding Debt discount Convertible notes, net of discount Convertible Notes Payable (Details Narrative) Acrrued interest of convertible notes Accrued interest expense Convertible Notes Payable Related Parties (Details Narrative) Conversion Of Stock By Unique Description Axis Related Party Transaction Axis Debt Conversion By Unique Description Axis Two Notes [Member] Company's VP of Technology [Member] Four Notes [Member] Spouse of Company's Chief Technology Officer [Member] Six Notes [Member] Chief Executive Officer [Member] Convertible Notes Fixed Conversion 1 [Member] Convertible Notes Fixed Conversion 2 [Member] Convertible notes payable aggregate amount Accured interest due Interest expense [Interest Expense, Debt] Extended due date Conversion price Convertible notes convertible at fixed conversion Convertible notes convertible at fixed conversion price Convertible notes Interest rate Covertible notes Notes Payable (Details) Unsecured [Unsecured] (a) Promissory notes-in default (b) Promissory notes - StrikeForce Investor Group-in default (c) Promissory notes issued by BlockSafe ($475,000 and zero in default at September 30, 2019 and December 31, 2018, respectively) Total notes payable principal outstanding Debt discount [Debt discount] Notes payable, net of discount Notes Payable (Details Narrative) Debt Instrument Axis Notes Payable [Member] Notes Payable, Other Payables [Member] Accrued interest [Interest Payable, Current] Interest expense [Interest and Debt Expense] Notes Payable Related Parties (Details Narrative) Range Axis 18 unsecured notes payable related parties [Member] Maximum [Member] Minimum [Member] Interest rate [Debt Instrument, Interest Rate, Stated Percentage] Extended due date [Extended due date] Notes payable Accrued interest [Interest Payable] Interest expense Financing Obligation (Details Narrative) Legal Entity Axis Currency Axis Extinguishment Of Debt Axis Plan Name Axis Promissory note - various parties [Member] BlockSafe [Member] Related Party [Member] Unrelated Party [Member] Tokens [Member] Unsecured notes payable [Member] Four unrelated Party [Member] Litigation funding agreement [Member] Therium Inc. and VGL Capital, LLC [Member] Financing obligation Tokens, amount Financing obligation, accrued interest Financing obligation description Contingent Payment Obligation (Details Narrative) Funds received from Funders Gross proceeds Contingent obligation, description Derivative Financial Instruments (Details) Derivative Instrument Risk Axis Dates of Inception [Member] Maximum [Member] Minimum [Member] Conversion feature: Risk-free interest rate Expected volatility Expected life (in years) Fair Value: Conversion feature Derivative Financial Instruments (Details Narrative) Common stock price per share discounts ranging description Change in fair value of derivative liabilities Derivative liabilities [Derivative Liability] Beneficial conversion feature Extinguishment of derivative liabilities Operating Lease (Details) Lease Cost Operating lease cost (included in general and administration in the Company's unaudited condensed statement of operations) Other Information Cash paid for amounts included in the measurement of lease liabilities for the three quarters ended September 30, 2019 Weighted average remaining lease term operating leases (in years) Average discount rate operating leases Operating Lease (Details 1) Operating leases Long-term right-of-use assets Short-term operating lease liabilities Long-term operating lease liabilities Total operating lease liabilities Operating Lease (Details 2) 2019 (remaining 3 months) 2020 2021 2022 2023 2024 Total lease payments Less: Imputed interest/present value discount Present value of lease liabilities Operating Lease (Details Narrative) Operating lease payments, monthly Operating lease term Lease expenses Operating lease description Stockholders Deficit (Details Narrative) Subsequent Event Type Axis Convertible Notes Payable [Member] Subsequent Event [Member] Convertible Promissory Note One [Member] Fair value of common stock issued for services, Value Fair value of common stock issued for services, Shares [Fair value of common stock issued for services, Shares 1] Debt conversion converted/convertible amount, principal Debt conversion converted amount, accrued interest Common Stock, shares issued Debt conversion converted instrument shares issued Conversion price Options (Details) Number of Options Shares Number of Options Shares beginning balance Number of Options Shares granted Number of Options Shares exercised Number of Options Shares expired Number of Options Shares ending balance Number of Options Shares ending exercisable Weighted Average Exercise Price Weighted Average Exercise Price beginning balance Weighted Average Exercise Price granted Weighted Average Exercise Price exercised Weighted Average Exercise Price expired Weighted Average Exercise Price ending balance Weighted Average Exercise Price ending exercisable Exercise Price Range Per Share Exercise Price Range Per Share beginning balance Exercise Price Range Per Share ending balance Exercise Price Range Per Share ending exercisable balance Options (Details 1) Award Type Axis Stock Options [Member] Exercise Prices One [Member] Exercise Prices Two [Member] Exercise Prices Three [Member] Exercise Price Four [Member] Exercise Prices Five [Member] Number of warrants outstanding Weighted average remaining contractual life (years) Weighted average exercise price Number of warrants exercisable Weighted average remaining contractual life (years) [Share-based Payment Arrangement, Option, Exercise Price Range, Exercisable, Weighted Average Remaining Contractual Term] Weighted average exercise price [Share-based Payment Arrangement, Option, Exercise Price Range, Exercisable, Weighted Average Exercise Price] Options (Details Narrative) Stock Options [Member] September 2016 And December 2017 [Member] Option issued to purchase common shares Expiry year Compensation cost of vested option Exercise price Vesting period Commitments and Contingencies (Details Narrative) Title Of Individual Axis Cyber Safety, Inc [Member] Amount payable to related party Patent expiry year Option to buy patent price Event of default, purchase price Event of default, maturity date Amount receivable from product percentage Subsequent Events (Details Narrative) Convertible Notes Payable [Member] Stock Options One [Member] Convertible Promissory Note [Member] Maturity period Convertible promissory note Debt conversion converted/convertible amount, principal Debt conversion converted instrument accrued interest, shares issued Debt conversion converted instrument, shares issued Interest rate [Debt Instrument, Interest Rate During Period] Convertible promissory note conversion description Discount on price of company common stock Conversion price