autenticar
Practice-readyto autenticar
Follows model
Sacar is regular except for spelling. Before e we write qu to keep the k sound: saqué, saque (not *sace). So preterite saqué, subjunctive saque. Same rule as tocar (toqué), buscar (busqué).
Conjugation
View endings (Guide)Modo
Indicativo
Indicativo
Tiempo
Presente
Presente
Click a tense to switch
Indicativo — Indicativo
Subjuntivo — Subjuntivo
Imperativo — Imperativo
More tenses are rolling out over time. · Full tables for some supported tenses are visible with Pro.
Formas impersonales
These are the non‑finite verb forms used in combinations and constructions.
- Infinitivo — autenticar
- Infinitivo compuesto — haber autenticado
- Gerundio — autenticando
- Gerundio compuesto — habiendo autenticado
- Participio — autenticado
Recommended next Try Present Subjunctive →
Key forms
yo
autentico
tú
autenticas
él/ella
autentica
Use the present perfect for past actions that have a connection to the present or recent past.
Key forms
yo
he autenticado
tú
has autenticado
él/ella
ha autenticado
Use the preterite to describe completed past actions with a clear beginning or end.
Key forms
yo
autentiqué
tú
autenticaste
él/ella
autenticó
Use the imperfect to describe ongoing, habitual, or background actions in the past.
Key forms
yo
autenticaba
tú
autenticabas
él/ella
autenticaba
Use the pluperfect (pluscuamperfecto) for past actions completed before another past action.
Key forms
yo
había autenticado
tú
habías autenticado
él/ella
había autenticado
Use for past-before-past; mainly literary.
Key forms
yo
hube autenticado
tú
hubiste autenticado
él/ella
hubo autenticado
Use the future to express actions that will happen, predictions, or probability.
Key forms
yo
autenticaré
tú
autenticarás
él/ella
autenticará
Use the conditional for hypothetical situations, polite requests, or future in the past.
Key forms
yo
autenticaría
tú
autenticarías
él/ella
autenticaría
Use the future perfect for actions that will have been completed by a future time.
Key forms
yo
habré autenticado
tú
habrás autenticado
él/ella
habrá autenticado
Use the conditional perfect for hypothetical past actions or actions that would have been completed.
Key forms
yo
habría autenticado
tú
habrías autenticado
él/ella
habría autenticado
Use the present subjunctive for wishes, doubts, emotions, and after certain conjunctions.
Key forms
yo
autentique
tú
autentiques
él/ella
autentique
Use for past actions with present relevance in subjunctive contexts.
Key forms
yo
haya autenticado
tú
hayas autenticado
él/ella
haya autenticado
Use for hypothetical or reported past (e.g. Si viviera…).
Key forms
yo
autenticara (autenticase)
tú
autenticaras (autenticases)
él/ella
autenticara (autenticase)
Use for past-before-past in subjunctive contexts.
Key forms
yo
hubiera autenticado (hubiese autenticado)
tú
hubieras autenticado (hubieses autenticado)
él/ella
hubiera autenticado (hubiese autenticado)
Rare; legal/formal style.
Key forms
yo
autenticare
tú
autenticares
él/ella
autenticare
Rare; future perfect in subjunctive contexts.
Key forms
yo
hubiere autenticado
tú
hubieres autenticado
él/ella
hubiere autenticado
Affirmative imperative only. Negative imperative is available as a separate tense.
Key forms
yo
—
tú
autentica
él/ella
autentique
Negative commands: use No + form (e.g. No hables.).
Key forms
yo
—
tú
autentiques
él/ella
autentique
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