Personal password migration checklist calculator

Calculate accounts needing migration and remaining migration minutes with your own figures.

Your numbers

Use the units shown. Results update as you change valid inputs.

Use accounts needing migration and remaining migration minutes to compare changes to your inputs. The method and limits below explain the scope.

Examples

Examples

Try the starting example

JSON Accounts [ID,desired method achieved flag 0/1,estimated migration minutes]
[["A",1,10],["B",0,15],["C",0,20]]
Accounts needing migration
["B","C"]
Remaining migration minutes
35
Migration completion fraction
0.333333

Try another scenario

JSON Accounts [ID,desired method achieved flag 0/1,estimated migration minutes]
[["A",1,10],["B",1,15],["C",0,20]]
Accounts needing migration
["C"]
Remaining migration minutes
20
Migration completion fraction
0.666667
Calculation method

Calculation method

Accounts needing migration

J([r[0] for r in a if r[1]==0])

Remaining migration minutes

sum(r[2] for r in a if r[1]==0)

Migration completion fraction

sum(r[1]==1 for r in a)/len(a)

Symbols and units
a
JSON Accounts [ID,desired method achieved flag 0/1,estimated migration minutes]

Use the units shown. A list keeps the order in which you enter its values. The symbol ^ means “raised to the power of”.

Calculation steps and notation

sum(list) adds all entries in the list.

Assumptions & limits

Assumptions & limits

  • Checklist metadata only; no credentials, secret keys or passwords accepted. Method suitability supplied by user, no security certification. Supported limits: All numeric inputs must be finite. Only the explicitly described mathematical scenario is supported.
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